VRChat

6l6gb vs 6l6gc


6l6gb vs 6l6gc

Felipe Vinha

The BG is not as powerfull as a  12AX7 vs 7025 · 5881 in Deluxe · 5881=6L6GB 6EY6 rating vs 6V6 · 6EY6 · 6L6 GC meaning · 6L6 Taste 6V6GT Types · 6V6GT vs GTA · 6V6s in 6L6 amps Apr 3, 2018 In 1936, RCA developed the 6L6 beam power tube shown in Photo 1, 6L6GB, which may not handle as much plate voltage as a 6L6GC. You wouldn't want to put 6L6GB or similar on a 522V B+. plate harshness & bite than the 6L6GC/STR/7581 style tubes while having more bite and top end than the Sovtek 5881s. The 6N3C / 6P3S Tube or 6pi3C is the Russian equivalent of the 6L6GC. The difference is in the construction Note: 25 Watt tubes (and similar) such as 6L6, 6L6GB, and 5881 are rated for plate voltage up to 400 volts. KT77 vs. Be that as it may, These “higher grade” components arent that much different with what was in the production models. com ©. How do they sound? 6L6GB. I do not recommend the older tubes for amps that call for 6L6GC/7581A/7027A. 6L6GC 5881 7581A RCA 6L6GC Black Plate NOS matched pairs - OUT OF STOCK . S/NC KEY 7 AC STR T 12 1 3/8 in. For example, with 6L6GC tubes in place, the CS600 provides 32-watts of output, and 28-watts with the EL34. S. pdf (453832 bytes) 6L6GC Ei P 6L6GC. 75 Buy Now; 6L6GC-ELECTRO HARMONIX Electro Harmonix The Electro Harmonix 6L6GC EH is an updated version of their 6L6GC design and with the EH version they have produced a Plate voltage It is best to measure the plate voltage directly on the socket of the output tube. The speaker was driven by a pair of 6L6GB or 6L6GC power tubes in a cathode biased arrangement. This is particularly true for the output valves as they do all the ‘heavy lifting’. 00. Now if it was the use of different TYPE of capacitors (say, orange drops Vs. Levi. Some early Fender 6L6 amps, such as the early Bandmaster or Super models, can use any of these types. For more technical information, read here. Sovtek 5881 WXT/6L6 WGC Wattage & 6L6GC / 6L6GB Comparison Remember the Sovtek 5881 WXT and 5881/6L6 WGC tubes are Russian 6Π3C-E tubes and do not fit neatly into the U. Da mazucca, 25 Ottobre, 2005 in Riproduzione Audio. I do also have an MDT, which is also of the EL34/6L6GC/KT77/6CA7 family of tubes, and I already like its sound, so instead of 6L6GC is a special version of the 6L6 sold at Guitar Center. Never knew that. It's thicker glass envelope and sturdy construction is designed to work in the most demanding applications. 6L6GB and 5881 cannot be used in amps that specifically call for 6L6GC. In audio frequency amplifier,A1,AB1,AB2 can be amplified. The BG is not as powerfull as a 6L6GC. RCA introduced the 6L6 to the world in the 1930 s. 6L6GC - The standard among 6L6's. Our tubes test STRONG! We offer the most comprehensive source of parts for the restoration and repair of both vintage and modern Ampeg amplifiers. Common Types and their rating Both my tube manuals (RCA and Sylvania) list the 6L6 (metal), 6L6G (coke bottle), and 6L6GC at 360v max in class AB vs. The mids are full of complex harmonics. Lacking a spec, I consider nomenclature other than 6L6GC as questionable and treat as 23 watts. 6V6 vs. $45. The 6pi3c is also commonly marketed as the "Sovtek 5881", which with a safe dissipation above 30W, isn't a true 5881. com 35watt 5E3P Proluxe amplifier kit. If you use them in an application that calls for earlier versions of the 6L6,(6L6, 6L6GA, 6L6GB, 6L6WGB, 5881), then they will work fine. The plain Jane 6l6 had a metal envelope. In late 1966 or early 1967 the S6420 model was discontinued. 6L6GBs o GC) 4/5 - 6L6GC 6th - 5AR4 rectifier As you probably know, 12A?7 pre amp tubes are double triodes, which means there are really 2 triodes in one tube. Paper in oil), or resistors (say carbon comp Vs metal film), id allow a good leeway that the tone would be vastly different. $16. Made in USA. Brand new vacuum tubes made OEM for Mesa Boogie by Shuguang. This is 23 Watts. New World Order Brand Spanking NEW, Single Tubes MINT NOS NIB RCA 1960s 6V6GT and 6V6GTA Black and Gray Plate. TUBES 27 RFT 6L6GB 100,00 Actually, that 70% number should be based upon the rated dissipation of 25w for a 6L6. RCA BLACK PLATE 6L6GC Out of Stock Details. tube classifications. The secret for good UL operation is proper tracking of the screen grid. The MAXIMUM absolute value for a 6L6GC is 500V plate. DA: 31 PA: 93 MOZ Rank: 33. RCA’s first version of this tube was an early octal base tube. They are very lush sounding, good detail, deep and good bass. One of the reason's I asked about this was because of the Most Musical Tubes thread these tubes were listed separately in Scott's poll. The CS-600 comes stock with 6L6GC output tubes; but 5881, EL34, KT77, 6L6GB, 350B, KT66, KT88, and 6550A can also be used. They are also the same as most of the 6L6 metal types listed  The Ruby 6L6GC-MSTR is from the Shuguang factory. The original metal version was rated for 19 watts dissipation, while the 6L6GC was capable of 30 watts. I test 6f6g, 6v6g, 6v6gt, 6v6gta, 5881, 5932, 6l6g, 6l6ga, 6l6gb, 6l6gc, el34, e34l, el38 (with a wire from pin 3 to a plate cap connector,) 807 with socket adapter, 6bg6g and 6bg6ga with a socket adapter, kt66, and 6550 in that amp. Somewhere along the line, people began to consider the 5881 a 25-watt tube. Yellow Jackets® Comunque nella nuova produzione trovi quasi solo 6L6GC, ti ho già consigliato una marca. Thats about it with them as far as i know too. They all had a Design Center maximum plate dissipation rating of 19 watts. pdf (916149 bytes) 6L6GC : General Electric P 6L6GC. Yes, I've heard them & compared to a few others - very good, I have seen most marked National Union, who I believe made them for WE. See here. I haven't looked it up, but I think it's got different pin connections - someone will know for sure. Originally, the 5881 was the same as the 6L6GB, a 23-watt tube. Not sure about KT66 though. This would require eight EL-84s in total, or four of EL-34s, 6L6GB/Cs, or just two KT-88s. 6L6GB, and 5881 are 01a : 6829 : 5y3 : 6eu8: 45 : 6842 : 6ab4 : 6f6gt: 5654 : 6939 : 6ah6 : 6f6gt/g: 5670 : 6973 : 6ak5 : 6fg6: 5686 : 7025 : 6ak5w : 6gh8: 5687 : 7119 : 6ak6 : 6gh8a I've watched Decware come a along way over the years since its first introductory amplifier. 1% total harmonic distortion at full rated power output. JJ ELECTRONIC 6L6GC: This tube has the deepest, tightest low end of any 6L6 I have ever tested. Review by Tim Smith. not sure on the bias etc. Check out reviews and ratings of our 6L6 and 5881 tubes. " Get the guaranteed best price on Power Tubes like the Groove Tubes Gold Series GT-6L6-R Matched Power Tubes at Musician's Friend. o. 50 for the better tube, both for $20. to find a NOS American 6L6GC. $95. White boxes. 50. In the EL34 family the there is the EL34 and the KT77. Man, I always forget that the 6L6GC is capable of SO MUCH more B+ voltage-handling! I'm used to the "oldies" with 6L6/5881 and 6L6GB tubes much more than 425V on those, and you usually got coronas and sparks Mic Kaczmarczik's Tube Information This directory contains USENET articles Mic has saved about guitars, equipment, pickup, techniques, players, and so on. All S6420's were fitted with a 15" Jensen Special Design speaker. A Deluxe Reverb with a 6L6GC is very smooth and forgiving with lots of sag in transformers, filter caps and rectifier. Sovtek buy 5881WXT, which is better than their GC and GB. The higher rated 6L6GC can be used in place of any of its predecessors, including the metal can 6L6, coke bottle 6L6G, compact 5881, and straight-sided 6L6GA and 6L6GB tubes. In 6V6's the 6V6G, 6V6, 6V6 GT, and 6V6GTA will all handle the same plate voltages and dissipate the same plate wattage. Read more about Ruby 6L6GCMSTR (Matched Pair) Read more about NOS Sylvania 6L6GB; NOS Tung Sol 6L6GC. Included are the rare KT66 and 350B types as well as RCA blackplates, GE, and Sylvania 6L6GC tubes. Jul 2, 2015 Revisions to the original 6L6, such as glass envelopes and increased power handling, yielded new designations such as 6L6G, 6L6GA, 6L6GB  Jan 16, 2007 From what I have read here and there on the web a 5881 tube (sovtek types) are electronically a 6L6GB tube. The Jadis chez Rab Villas also take a fair range of output tubes: EL34, 6550, KT88 and KT90. The beam tetrode design of the 6L6 allowed RCA to circumvent Philips' pentode patent. Posted on December 26, 2011 by Lil Dawg — No Comments ↓ This is another question that comes up quite a bit so let’s take a look at it now. (Notice the suffix here. I finally burned in my Torii MK4 for 100+ hours. 5751s have a lower gain factor than 12AX7s but are otherwise fully compatible. All models are weighted the same, and where a tube is used more than once in a model, that model is only counted once. Here’s the key point – it has the same plate dissipation as the 6L6GB. Register today and start selling your audio gear! 5E3P Proluxe Guitar Amp Build. for a 6L6G, GB, or GT is 360V, which is why it is important to use the correct series - a 6L6GB would not work here The Fender Super 60 is an all-tube 12'' speaker amplifier, manufactured in the US "Rivera" era of Fender amps, which means the early 90s and also sporting their fiery red knobs. It doesn't really have much to do with plate vs screen ratingslook at the There are many other tube choices for extra entertainment. So, IMHO, the sonics I was concerned about heater load when I did the conversion, and wondered if I would be limited to 6V6s or whether I could go to a bigger tube in the same family, namely the 5881, also known as the 6L6GB. A Williamson amplifier is a type of vacuum tube (valve) amplifier whose circuit design uses the same principles as a design published by D. This is the Coke Bottle (ST) style Mesa Engineering 6L6 GC. 当初のもののプレート電力損失は19wほどであったが、その後、他の真空管との関係もあって改良され、1959年に規格表が発行された6l6gcのプレート電力損失は30wとなった。 6l6gcは日本では東芝と日立が生産、6l6gbなどを生産した会社は新日本電気など数多い If you are looking for NOS Power Output tubes we probably have it in stock! We provide stringent testing using our Maximatcher and Amplitrex AT-1000, and with our large inventory of power tube types, we supply you with unprecedented current draw matching! AVW Philips MINIWATT 6V6GT/G VT-107 1944 MINT NOS NIB Black Plate Black Glass WWII DOD Military Stock - Australia (M. And there are 6L6WXT versions floating around as well. Both model types use the same output transformer. The 5881 was a bit more of a high fidelity tube to start. Ths Deluxe AB763 has a plate voltage of 410V and if you insert 6L6GC you still won’t be so loud as Vibrolux or Super Reverb with 440V and 460V plate voltage. It had a metal envelope which was popular at that time for use in radio sets since it was The 6L6, 6L6GB, and 6L6G differed only in their envelopes. Williamson. Can I use the 6L6GB tubes instead of 6L6GC in my Music Man HD-150 amp without burning them out? The 6L6G, the 6L6GA, the 6L6GB, the 5881, the 5932, the 7027, and the 6L6GC shown in Photo 2 were later developed. The type known as beam power were originally tetrodes with a beam forming Title: 12AX7 Author: General Electric Subject: JA-FP-2001-01-20 Created Date: 1/20/2001 10:41:07 PM Transformers for the twin were not used on the Showman and visa versa. The problem is that from gig to gig you don’t really notice the very gradual decline. The 6L6G had a shouldered glass envelope. But you should not go the other way and use a 6L6, 6L6G, 6L6GA, or 6L6GB to replace a 6L6 GC. Because of its superior power handling and efficiency over the earlier 6L6 versions, modern tube manufacturers only make the 6L6GC. Importantly In stock £18. Nuvistors were the latest tube development at just about the same time as the introduction of the first integrated semi­conductor circuits. This tube, however, is comparable to a 6L6GB and it is in fact the predecessor of the Sovtek 5881. Welcome to Arizona Tube Supply where we have hard to find vacuum tubes for your audio gear, guitar amp, antique radios and vacuum tube ham radio equipment (boatanchors). 9A). 500v for the 6L6GB. A note with respect to the KT66. There is talk of setting the bias “cool” or “hot” and the effects on output valve life. Sovtek markets a "6L6GC" which is pretty thin for a set of 6L6GCs. (1) 6L6GC GE NOS/NIB 1962 vintage short bottle. If your amp takes 6L6 tubes, then that is what you should put back in it. output current) with the desired gain and/or linearity over the intended swing. I have the dubious luxury of prototyping my OPTs with screen taps at different points on the winding, rather than having to settle for the cookie cutter 43%. The NOS Reflector 6P3S (6П3С) is a generic Russian tube. Fender has been using them since the 1940s and since then there have been many others who have designed hugely popular tube amplifiers that rely on the 6L6 tube types for their tone. . It's a *lot* closer to the 7355 than the 6V6 is. RCA introduced the 6L6 to the world in the 1930s. ) 6L6, KT66 type Tubes . 86. Great modern 6L6GC for high headroom. 6L6GB RCA "BLACK PLATE" 1957-1960 (tall bottle) (6L6GB have a 19 watt rating, 6L6GC have a 30 watt rating) (the 6L6GB is the oldest black plate RCA 6L6) - Seeburg KD 200 Jukebox 1957 TO BUY 6L6GB RCA 6L6GC RCA "BLACK PLATE" with "BOTTOM GETTER" 1950's - 1960 (Double D getter halos on bottom) TO BUY 6L6GC RCA Today, the 6L6GC is one of the most common power tubes used for electric guitar amplification and there is an almost overwhelming supply of current production options to choose from. (1) 6L6GB Sylvania, used but tests new, grey plate, very nice tube, $34. Pairs/Quads/Singles) Tube Bias Calculator Instructions & Help. Also known as 6L6G 6L6GA 6L6GB 6L6GC 6l6wxt (made by Sovtek) 7581 only it is 23watt version versus the 6L6 which is 30watt therefore a 6L6 could be  Who can tell me whether the NOS TungSol 6L6 WGB tubes are on a quad of 6L6GB tubes vs a pair of 6L6GB and 6V6GT tubes sound quality  used in the amplifying of A1、AB1 and AB2. You can run 6l6gc in an amp designed for 6l6, but it would definitely be risky to run 6l6 in an amp designed for 6l6gc. This tube hit list shows all tubes used in at least one model on our site, ordered by total occurrences. Note: YJS requires at least 5" of clearance and YJShort requires at least 4. Very detailed all around tonal character, both high and low. 6l6GT vs 6l6GC. perhaps they were selected for seom special RF amp service that needed the higher cathode to heater rating. They are about $4 each, and are supposed to be an equivalent to 6L6GT, except there is no such american tube I've ever heard of. item: size; General section: 4,493,168 bytes Picture Tube Guide The following is meant to provide some feedback on the new Torii MK4 and on my (input) tube-rolling attempts. Calling a tube a 5881/6L6GC is just confusing. Before the advent of semiconductor devices, thousands of tube types were used in consumer electronics. 6L6GB's, GA's, G's or metal tubes must be run at about 350 volts B+ for about 3 watts. select the first character of the tube 0: 1: 2: 3: 4: 5: 6: 7: 8: 9: A: B: C: D: E: F: G: H: I: J: K: L: M: N: O: P: Q: R: S: T: U: V: W: X: Y: Z > 5-1(1-500) 576(501 The earlier version can safely utilize 6L6GB/5881 or 6L6GC tubes, and is fitted with a n. Ok, the rules are this. Note: The new amp did not come with the schematic and was curious for the tube tube changes! 6L6gb now, 6L6GC before! Ok, they were 5881's, not 6L6GB's, which = GC! (This message was last edited by Cal-Woody at 11:04 AM, May 10th, 2005) VintageJon Contributing Member ** USA/Austin Tx Old World Craftsman vs. 6l6GT vs 6l6GC Accedi per poterlo seguire . I changed the GC's in my HellHound with the WGB's and hear what I hear as a bit warmer and a bit earlier overdrive. This is a very nicely manufactured tube at a low price. Most of the ones I’ve used are the earlier Sylvania 5881 variety, but the later Phillips version looks virtually identical & I can detect no difference in sound. oestex. While all 6L6 types are pin compatible with one another, some amps are designed only for the higher powered 6L6GC. Other versions of the 6L6 valve included the 6L6G, 6L6GA, 6L6GB, and the final version which was the 6L6GC. The key point here is the maximum plate dissipation of the 6L6GB valve. I generally associate the 6L6GC with having a larger envelope than the 5881/6L6WGB [ short bottle vs tall bottle ], but as memory serves, the original GE 6L6GC [ 1958 ? ] and the early "black plate" RCA 6L6GC were in a more compact envelope. As manufacturers 5881 vs 6L6GC Valve/ Tube. Often, over the production span of tubes, their characteristics changed, but the published data sheets did not. Does this make sense to you guys? Are 6L6GC tubes biased at a higher value than the 6L6 and EL34? [quote] 25 Watt tubes 6L6, 6L6GB, 5881, and EL34 30 Watt tubes 6L6GC, 6L6WXT+, and 6L6WGC Yes, its all due to the higher 30W rating Later versions, including the 6L6G, 6L6GA, 6L6GB, 5881, 5932, and the final version 6L6GC had glass envelopes, which facilitated radiation cooling of the anode. Your calculation for 6L6 dissipation is corect, but you've forgotton something: max voltage on 6L6__ is 360V on the anode and 270V on the screen. The 5881 power tube can also be used. A pair can produce 50 to 60 watts when pushed to the limit. That is likely attributed to the 6v6 I have in the 7 watt vs the 6L6GC tubes in the 30 watt. Sovtek also sells some kind of 6L6GB and 6L6GC, neither of which is as good as their 5881WXT. The replacement guide would say that for 6L6, a 6L6GB or GC is a replacement, but the 6L6GC requires that newest tube only. Have a technical question about our amplifiers you want answered? Visit our contact page and ask!. This amp uses the Fender 5E3 tweed Deluxe preamp and the Fender 5E5-A Pro power amp to create a very powerful but still tweedy amp. I’ve also included the maximum power indications for the older 6L6/6L6G/6L6GB (19W plate and 2. Positive Feedback ISSUE 76 november/december 2014 . Nel NOS potresti provare con le 6L6GB, lascia stare le 6L6G e 6L6GA che potrebbero non bastare. There have been many revisions over the years. Re: 6L6GC to replace EL34 on st70 by wildiowa on Wed Sep 27, 2017 6:22 am I have two EL34's from an old Marshall amp on one side of my ST70 and two 6L6GCs on the other side. The 6L6 family (primarily the 6L6GC) is still a very popular tube for many applications and is in current production from multiple manufacturers. A really nice black plate 6L6GC from the 1970s, made in Japan by Matsushita whose factory was set up originally by Mullard UK. 6L6 / 5881 Vacuum Tube List The following list shows the tube types I have entered in my database, with exception of the service types (e. 3V Heater current Ah 900mA Max anode voltage Va 350V (500V for 6L6GC) Anode dissipation 30W The 6L6GC says it has the same charactertstics as the 6L6GB but with a higher rating. There are three types of power tubes, They are triodes, beam power, and pentode. The 5881 power tube is a 23 watt version while 6L6GC and 7581 vacuum tubes are 30 watt. They basically have the same tonal characteristics (great cleans sounds, bell-like tones) but one is used for lower watts and one for higher. n9tew tube sales . USA buy 6L6GC, which is better than 5881 and 6L6WGB. Nuvistors. 163) The earlier 6L6GB (straight glass bulb) has a plate rating of 360 volts and 19 watts, while the 6L6GC (straight glass bulb) has a higher rating of 500 volts and 30 watts. 00 6l6gb/5881 used . 7027A - a 6L6GC with a different pinout and is not interchangeable Music Man Amps Discussion Forum » Tubes & Substitutions Thread: Last Poster: Converting 6l6gc to el34: Edward Solberg : 2 : 1 : 11-11-06 11:09 am: 6L6GC vs 6L6GB Description. Metal 6L6, 6L6G & 6L6GA - Maximum dissipation of 19 watts and are interchangeable. Was just cruising the web on 5881 vs 6L6GC and it seems the 5881, while similar, is more like a 25-watt tube while the 6L6GC is a 30-watt tube. valve number equivalents include 6L6GC, 6L6GCR, 6L6G, 6L6GA, 6L6GB. Williamson proposed the standard which became generally accepted as the target figure for high-quality audio power amplifiers, for less than 0. The 5881/6L6GB has a maximum plate dissipation of 23 watts, compared to the 30 watts of a 6L6GC. 6L6GC - 30 watt power tube (used by most Fender, Soldano, many Mesa, and a few Marshall Amps) 6L6GB - 23 watt earlier version of the 6L6GC 5881 - Short Plate Military Version of the 6L6GB, glass part is smaller than most other 6L6GBs or GCs) W - Indicates a military spec version of a tube (Equivalent to Russian –E code) My PV was 438, and bias was 40mV with 6L6GC tubes My question was: Why does weber list such a different reading for 6L6 vs 6L6GC, and which one should I follow? Weber site said for my plate voltage a 6L6 should be at 30mA and a 6L6GC should be at 47mA (to achieve 70%) Other versions of the 6L6 valve included the 6L6G, 6L6GA, 6L6GB, and the final version which was the 6L6GC. Speaking of 7591A - this is another option for you. 00 6l6gc ge syl . The different transformers were: 1. I've purchased these tubes from two sources: tubes-store. T. These different variations also have different plate voltage limits. ULTRA-LINEAR DISTRIBUTED LOAD HIGH-FIDELITY VACUUM TUBE AUDIO AMPLIFIERS * * * ULTRA-LINEAR OPERATION, also known as DISTRIBUTED LOAD OPERATION, is a term when applied to single-ended or push-pull vacuum tube audio amplifiers, that describes the particular output stage configuration whereby the Screen Grids (Grid 2) of Tetrodes, Pentodes or Beam Power Tubes are fed from a I was concerned about heater load when I did the conversion, and wondered if I would be limited to 6V6s or whether I could go to a bigger tube in the same family, namely the 5881, also known as the 6L6GB. The Sovtek 6L6GB is a cost effective and also offers reliability and better tone than 6L6's in the same price range. In the early 60's you start seeing fender 30w dual ch. There was also a 6L6WGB, which is allegedly a militarized (more rugged) version of the 6L6GB. All these had glass envelopes. The 5881 Valve/Tube. It can also use 6V6 tubes if a 5Y3 rectifier is used for slightly reduced volume. Cathode Drive vs. True 6L6GCs are 30 watt tubes. I even converted an amp using 7591A's to 6L6GB, it ended up working very well even though I had to build a new bias supply and beef up the phase inverter. The highs are sweet and down right lush. 72) Posted by robert on 2000-11-14, 21:00:19 (209. Other common names are 5881 and 7581. but it will work. pdf (509820 bytes) 6L6GB Tung-Sol P 6L6GB. If we want the 245mA swing into the same 4k-aa load as above, our idle current should be at least 250mA. 6l6gc rca black . max oxide-coated, umpotentlal ±200 0. Náhrada elektronek 6L6, 6L6G, 6L6GA nebo i 6L6GB. Even the pinout is The Russian reissue of that famous tube used in Fender Tweeds in the 50's. Direct heating cathode, medium power consumption triode is used for class A amplification. It was interesting to compare the data sheets, 6L6, 1614, 6L6GB, 6L6GC, 807, AND 6146. My Favorite Tubes and Their Substitutes by Robert H. At 30W, this tube delivers plenty of headroom. Vintage RCA grey glass 6V6GT's run best at 320 volts and produce about 2 watts with a 5K ohm OPT. RCA 6L6 All of the typical 6L6GC tubes including the $5 Chinese tubes will live in this amp and will make about 5 or 6 watts in triode with a 5K ohm OPT. The Ruby 6L6GC-MSTR is from the Shuguang factory. Of course, I have NOS RCA 6L6GC, so I'm not going to be buying any JJ 6L6GC anytime soon. この5881は真空管6l6gcと互換性があるので今回ヤフオクで6l6gcを入手し比較試聴してみました。 両者の規格データを比較するとプレート損失は前者26wと後者30wですから出力は6l6gcの方が大きくなっています。 球を並べて比較しました。 The RCA 6L6GC with black plates is the most sought after 6L6GC variant on the planet. They were designed by Guitar Center to scoop a little extra mids out of the Spider Valves, so that people will sound extra awesome playing in the store. I favor JAN Philips 5751s. We want to try to not only build things, but we want to teach you what you’re doing when you are building it. NOS in original box. ge syl 30. EQUIPMENT USED Beam tetrode power tube known for its sweet, warm tone. 6L6GC STR-TUNG SOL RU Tung-Sol Russia The Tung-Sol 6L6GC-STR reissue is a remake of the classic early American 5881 design from the late 1950s. They were to be used in new amp production and are not labeled or packaged to be on a sales shelf. Valve number equivalents include 6L6GC, 6L6GCR, 6L6G, 6L6GA, 6L6GB. 6L6, 6L6G, 6L6GA, 6L6GB, 6L6GC, and all other variants as well as , 5881, KT66. But for what they go for, they are far over-rated due to their rarity and the WE name. 95 pair/duet Reliable, good value and it is affordable. Tubes were  Sep 14, 2012 Sovtek 5881 WXT/6L6 WGC Wattage & 6L6GC / 6L6GB Comparison. Get a low price and free shipping on thousands of items. Price: $95. 6CA7. 11) Posted by rlawry on 2002-08-28, 10:59:49 (209. Your domain, boiaudioworks. The RCA 6L6GC was designed for these types of apps. Confused? Well so is everyone else. Sovtek 6L6WXT+ = 6L6GC. TubeDepot carries a selection of 6L6 / 5881 / KT66 / 7027 Power Vacuum Tubes. 7027 is 6L6GC guts on a screwy pinout and shows suggestions to 72 Watts per pair, by "violating" the artificially low "500V/450V limit" published for 6L6GC. 6L6GA, 6L6GB and finally 6L6GC (introduced by GE in the late 1950's). The best current production 6L6 type tube is the Sovtek 5881, which electrically is a 6L6GB. Tube Data Sheet Locator. Tung Sol brown base) is the same as 6L6GB (not to be confused with the modern Sovtek 5881) The 6L6GB Valve/Tube. note worthy is that the 1614 had the highest rating. This tube has often been relabeled as a 6L6GC by some not so reputable relabelers and tube dealers. 6L6 has a characteristic pop, snap and sizzle sound that makes it an excellent fit int guitar amps,  6L6GC valve versus the 5881 valve. Please, send your comments to: 100amplifiers at gmail. Thanks for the data sheets ! The original 6L6 had a metal envelope and a 19W dissipation rating, but subsequent versions like the 6L6G, 6L6GA, 6L6GB, and 6L6GC have glass envelopes (and higher dissipation ratings in some cases). There are two other tube numbers often associated with the 6L6, they are the 1625 and the 6BG6. EL34 vs. The purpose of this comparison is simply to provide guitar players with a frame of reference to help in finding the best current production 6L6GC for their needs. A new set of tubes can make a startling difference to your sound. Grid Drive Output Stage Symmetry 7 The vast majority of guitar amps use power tubes that are grid driven, like all of the other amps mentioned previously. So what is the difference between the 5881 tube and the 6L6GB tube? 6L6 metal / 6L6G / 6L6GA / 6L6GB / 6L6GC Pentode 1950's 6L6GA / 6L6GAY 1940's 6L6GC GE 1960 - 1970's 6L6GB RCA Black Plate 1950's - 1960 6L6GC  Drawing of T-6L6GC-WC 6L6GC STR Tung-Sol Reissue - Made in Russia . The 6L6GB had a straight sided glass enveloped. New & NOS power tubes from Mullard, Tung-Sol, Telefunken & more! > why are the EL34's able to put out more power per pair than 6L6GC's? They don't really. Shortly after my EL34 tube review on Wall of Sound, Jon Esau of www. 6L6: classico tetrodo a fascio di origine americana, di potenza variabile tra i 18 ed i 30 watt, a seconda del tipo (6L6G,6L6GB,6L6GC), con un suono piu lineare della EL34, una gamma bassa piu accentuata e potente, medie piu "indietro" e acuti chiari ma senza particolari picchi. Suddenly the amp sounds like it used to! Valves for guitar amplifiers. (input voltage vs. These "GCs" are actually Reflektor 6n3Cs or 6p3Ss and are more like a 6L6GB than a GC. Unfortunately, tube marketers have been sticking letters with no regard to their actual designation, hence you have Groove Tubes and their "list," Mesa and their "STR numbers", ect. 95 pair/duet The Sovtek 6L6GB is another very popular and widely used tube by multiple manufacturers. Maximum Watford Valves - Test Reviews 6L6GC Guitar Test Report 1998 INTRODUCTION: OBJECT OF THE TEST 6L6 types are one of the biggest selling valves in American history. Special Order. The 6L6GC is a 30 watt tube. Guitar Amp Books for Professional Builders Books, Tutorials, and Technology for Guitar Amplifier Circuit Design We have an exciting inventory of NOS and Used Vintage vacuum tubes for all forms of radio and television Broadcasting and Receiving applications. Over those years I've built a number of both lower powered, single-ended triode designs with 2A3s, 45s, and 300Bs (parallel/shunt feed, Ultra-path, etc. 6n3c vs 6l6 keyword after analyzing the The 6N3C / 6P3S Tube or 6pi3C is the Russian equivalent of the 6L6GC and 5881. g. 6L6GB. Need sweep tubes or driver tubes for your Swan, Drake, Galaxy or Yaesu transceivers? We have them! If you are unsure of which Yellow Jacket will work in your amp and your amp is not listed, please contact us. The highs are clear and responsive with warm mids and tight solid lows. The 6550 has a max dissipation rating of 40W, while it's near equivalent the KT88 is rated at 42W. TUNG-SOL 6L6GC- The 6L6GC-STR is a beam-power tetrode primarily designed for use in audio-frequency power amplifier applications. It consists of about 8400 pages scanned by John Atwood, Pete Millett and Frank Philipse. …due to the EL-34's larger cathode surface area Oct 06, 2010 · The 5881 is equivalent to a 6L6GB. There is a lot of discussion on the black magic of setting the bias on the output valves in your amp. When in doubt, you can always use a 6l6GC if an amplifier calls for any of the 6L6 types because the GC can handle the highest voltage. 6L6GC's have a 30W plate dissipation, where EL34's are only 25W. 3 1/4 in. 100 Amplifiers, part 2 , 1945 – 54 This compendium is often updated with new information or otherwise edited as my spare time allows. We call this the Pine Board Project for a reason and that’s because we will actually be building a transmitter on a pine board, so you can see the circuitry. At the time Philips had already developed and patented power pentode designs, which were rapidly replacing power triodes due to their greater efficiency. Putting it into lay person’s language, think of the 6L6GB valve as a 23-watt tube. Beam power tube 6L6G, 6L6GA, 6L6GB and other's anticathode limite dissipation power is 19W. Revisions to the original 6L6, such as glass envelopes and increased power handling, yielded new designations such as 6L6G, 6L6GA, 6L6GB, and finally the 6L6GC (introduced in the late 1950s). So the 6L6GC wouldn't be running at 70% of their max dissapation rating. Transconductance, for example, is not very useful or accurate for determining a tubes age (new vs. 6L6GC, 6L6GB/5881 and KT66 Tubes Different Power Ratings. RCA had hiervoor de rechten gekocht van Marconi, die dit buistype in 1933 ontwikkelde. So if an amp is set up to run 6L6GBs at 70% the max and you use 6L6GCs you would have to run them at the same current since their charateristics are the same. Very desirable tube for Guitar folks. The 6L6GC has a Design Maximum plate dissipation rating of 30 watts. Domain age and registration won’t impact a website’s rankings, but it’s important to keep your registration up to date to prevent someone else from buying it. By the way, they are rated as a 6L6G is, so they won't sub in most cases for a 6L6GB/5881, 6L6GC, or definitely a KT66 or EL37. OTOH, the EL34 starts to noticeably compress before it actually starts clipping. The 5881 (mil-spec 6L6GB) was 23W, and the 6L6GC 30W. 9: Re: Tungsol 6L6GC and 6L6GB. The nuvistor was developed by RCA and it was first introduced in 1959. Seems that tuvbes listed for RF Amp service would have heater to cathode ratings included. Nice phono section, working very well. com, is the human-readable address of your website on the Internet. ギターアンプで現在6l6gcを使用しています。アンプを買ったときに、6l6wgbがおまけ?でついてきました。これはこのまま自分で差し替えて使って良いものなのでしょうか? A couple have both numbers on the same tube. Tube-rolling power tubes for clean. pdf (876597 bytes) 6L6GC 12: Re: Mcintosh MC240's 6L6 Replacement (9. These older 6BG6GA's have 19 watt plates and will not work for these tubes. Calculate Plate Dissipation In Cathode Biased Output Stage Based On Voltage And Resistance Readings In these calculations, 5% of the cathode current is assumed to be screen current. Pics soon to come stay tuned ask! sv-p1616d(多極管仕様)は6l6gc~kt150まで大半のビーム管,五極管を無調整で差し替え出来る自己バイアスアンプ。出力は6l6gcで25w前後,el34からkt150で40w前後の出力が取り出せるul(ウルトラリニア)接続のプッシュプル。 They sound very good and are clean and balanced throughout the whole audio range. And with good reason. Maximum dissipation of 30 watts, generally interchangeable with KT66. In the 6L6 family, there are the aforementioned 6L6GC, the 6L6WGB, the 6L6GB, the KT66 and the 350B. P_max 20W, Ua_max 350V, G2_max 300V. RCA 6L6GC BLACKPLATES USED 6L6GB NOS RCA ,SYLVANIA $25. It had a metal envelope which was popular at that time for use in radio sets since it was less likely to break than a glass envelope. Seguaci 0. What is the difference? (8. The tube list at The Tube Center is very extensive, as is our inventory of Vacuum Tubes, Grid Caps, Sockets, Valves and Capacitors. It is completely free for hobbyists to post classifieds here. Both the front control twin and debut Showman were introduced using 6L6GC tubes, with the A versions then going back to 5881 tubes (industrial 6L6GB). 6L6 tubes and how to decide between them. Although it will work fine in most 6L6 circuits, the KT66 has a higher filament current of 1. Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. The JJ 6V6S's are a VERY nice 6V6 and sound stellar in any 6V6 amp or for a little more headroom the JJ 6L6GC's will fit the bill with a simple bias adjustment. s. Twin: 45268 and 45548. This tube is NOT AN EXACT 6L6 REPLACEMENT. 6L6GB, 6L6WGB, 5881 - Maximum dissipation of 23/26 watts and are interchangeable. Those indeed are the tubes in question. So the 6L6WGB dates to 1955. The answer is MAYBE. The JJ Electronic 6L6GC is the classic pentode built with the rugged construction that only JJ could deliver. One has a worn getter. not ideal, will catch much flak here for that. The 6L6, 6L6G and 6L6GA have a maximum design plate dissipation of 19 watts while the 6L6GB and GC have a design maximum plate dissipation 30 watts. On the common octal tubes, this can be measured with a voltmeter between pins 3 and 8. Some companies have their own nomenclature. 6L6 suggested conditions were limited so that designers would steer to higher-price tubes in big amps. pdf (722790 bytes) (fr) 6L6GC RCA (HB3) P 6L6GC. com. Anche le KT66 le lascerei perdere: forse una prova da fare è la WE350, clone WE della 6L6 (non mi ricordo quale, la fanno i cinesi cmq), ma bisogna appunto vedere. The original 6L6 had a maximum plate dissipation of 19 W, whereas the 6L6GC is rated at 30 W. 807 beam tetrode valve developed. In preamp: 2x 12AX7, 2x 12AT7, 2x 12AU7. 6L6 specifications & parameters 6L6 Characteristics & Parameters Parameter Specification Heater voltage Vh 6. This Proluxe amp kit was my first amp build. handled differently between the MOS-1 and MOS-2 organs (one prior to input vs. 27A) than the 6L6 series (0. The 6L6GC-STR has ruggedized construction making it especially suitable for use in musical instrument amplifiers. 3 3/4 in. 3V Heater current Ah 900mA Max anode voltage Va 350V (500V for 6L6GC) Anode dissipation 30W 6L6 is the designator for a vacuum tube introduced by Radio Corporation of America in July 1936. 27 amps and has a design maximum plate dissipation of 25 watts. The 6L6 was particularly liked for audio applications, but it was not suitable for high power RF. What kind of tubes can I run in the Regal and what power will they produce? Hi all, I have a great new set of Sylvania 6L6GB tubes I have kept safely in storage for two and a half decades. Their glass envelopes enhanced radiation cooling of the plate and permitted higher maximum plate dissipation ratings. 6l6gc ge syl 50. Metal type 6L6 and glass octal type 6L6-GC are used in the output stage of audio amplifying equipment, especially units designed to have ample reserve of 1960 RCA 6L6GC HOLY-GRAIL MATCHED PAIR or QUAD (2 pairs AVAILABLE NOW!) BLACK-PLATES with DUAL-SQUARE-GETTERS matched Tested @ 450 Plate Voltage as you see by the test results all tubes 100%+ Built to last, just like RCA intended for their new stock! In my experience, your bias will need to be adjusted, though maybe only slightly. chịu áp Uamax cao hơn 6L6 hay 6L6GB 替代 : 6l6ga、6l6gb、6l6gc、el37、kt66、350b 6l6 自 30 年代就有了,歷史悠久,所以發展出許多型號, 但是屏耗和屏壓不盡相同,要換各種管子前最好查清楚。 在 40、50 年代 (el34、kt88 出現前),6l6 是功率管的當然選擇。 Here you find a complete RCA HB3 electron tube manual. So, lets use the following naming system to specify exactly which tube, and which triode in it we are talking about: V1A, V1B = Tube 1 (rightmost) , side A or side B. Below here the general data and the guides for each section of the HB3. I took the plunge a few years ago and ordered a BootHillAmps. 52) The plate voltage on the 240 will fry any 6L6G, 6L6GA, 350B and such, will most likely fry a 6L6GB, and the cheap Chinese KT66 is not a KT66 at all. the best 6L6 varient tube was a 5881 which is an improvement over a 6L6GB. 2 ax7 Pre-amp tubes, 26L6GC post tubes. The amp uses 4 6L6GB's in parallel push pull with I intend to eventually make a Does anyone have any manuals/schematic or relevant literature on this model? about around various buildings, and an old Tube powered Conn Organ. We also specialize in Hammond organ, power amplifier, and guitar amplifier vacuum tubes. Tende ad essere "fuzzosa" usata su ampli con preamp hi gain. JanPhilips 6L6WGB's vs EH 6L6GC's. I imagine with some tube rolling that will change. pdf (876597 bytes) 6L6GC What tubes does my amp use? 6L6GC = 7581A EL34 = 6CA7 such as a metal 6L6 or 6L6GB into an amp designed for a 6L6GC or 7581A. All datasheets are in the main tables and in the list below. Most any tube sold as a 6L6 is a 6L6GC. They are similar to 5881 and 6L6GC, and can be replaced by  6L6GA / 6L6GB: These two types are nearly identical, and as far as electrical ratings are the same. Extremely good sounding unit, 25 w/ ch, running a quad of 6L6GC output tubes (the amp is made for 6L6GB, but the GC is compatible). 245. It is nearly impossible to find data on the tubes' output in class AB operation (which is what we are concerned with for guitar amps). GE NOS 6L6GC Matched Pair: Brand New! Burned in for 48 hours at full plate voltages, these are the creme of the crop! We aquired over 200 pcs in bulk trays of 50 pcs, so we have PLENTY to match from so you don't get any tighter matching than this,,,all pairs between 1-2 mA apart!! Question to 6L6 tube experts. This tube functions fine in small 2x 6L6 amps (20W-30W) though. Anyway, you won't find this info on a schematic, and what little info I've seen on the Marshall schematics indicates that they do not bias their amps, but rather set the grid voltage to a 'safe' number (translate: cold setting) so they can crank these things out in a cookie cutter and get them out the door. We a few NOS RCA Black Plate 6L6GC in original boxes. The KT66 has a higher filament current (1. With a 320V supply, idle dissipation is 80W, or 40W for each half of the circuit. Amplifier FAQs. 5W screen) and the newer 6L6GC (30W plate and 5W screen). 212. Manufacturers don't always follow the "defining" datasheets, but a 5881 is spec'd at 360 volts and 23 watts plate dissipation. 6L6G, 6L6GA, 6L6GB and finally 6L6GC (introduced by GE in the late 1950s). However, for example, the Max. 5V4 rectifier. This tube is the reason Bob originally searched out JJ Electronic when he was in Europe. pdf (282305 bytes) 6L6GC Mazda-Belvu P 6L6GC. Remember the Sovtek 5881 WXT and 5881/6L6 WGC tubes are Russian . This is a list of vacuum tubes or thermionic valves, and low-pressure gas-filled tubes, or discharge tubes. The 6L6 transition is rather quick with little compression beforehand. The 5881 tube is next in the sequence to the 6L6GB. The 6l6 in that application might very well fry and die, and in the throes of dying might also cause some need for amp repairs. Find many great new & used options and get the best deals for Matched Quads (4 tubes) of Russian 6Pi3C / 6N3C / 6L6GB / 6L6 tubes, Brand NEW at the best online prices at eBay! Find many great new & used options and get the best deals for Matched Quads (4 tubes) of Russian 6Pi3C / 6N3C / 6L6GB / 6L6 tubes, Brand NEW at the best online prices at eBay! However many fancy gizmos the techs devise to give us “warm, tube-like” guitar sounds, real tonehounds know it’s only happening in one place: real tubes! If you want to get it happening for you, though, you’ve got to understand what’s going on with different tube types, and learn the This allows the direct comparison of “power wasted” vs “power produced” to determine where the approximate points of diminishing returns occur. You can use the search to find service types or go to the service type lists that you can access from the page More Tube Related Stuff. TUBES 24 Ei KT90 Out of Stock Details. 5U4 rectifier. VT100, CV124). It happens to be one of my two favorite tubes, right up there tied with the majestic 845 that I use in my Line Magnetic amplifier. As well when used by the US military the “W” was added to the suffix: 6L6WGA, 6L6WGB, and 6L6WGC. Welcome to CAM, a classifieds site for used audio and hifi. 6L6GC - The popular 6L6 beam-power pentode was introduced by RCA in 1936 and culminated in the development of the 6L6GC tube in the 1950s. Follow the links on the left to find the tubes, valves, sockets, grid caps, and capacitors for your antique radio, ham radio, hi-fi stereo, or other electronic piece. Select the Tube Type from the scrolling list. Marshall Amps) 6L6GB-23 vatios una versión anterior de la 6L6GC. Setting the Bias. The vintage 5881 (e. I read where the measured voltages and other values are pretty different between modern manufacturers for the same tube type, say a 6L6GC? Which can't be, unless its a fake, counterfeit, or bait-n-switch substitute. Oct 19, 2013 Kurt Prange compares 16 separate variations of the 6L6 power tube. Like most with this base it had a metal, rather than glass, envelope. Some tubes had nomenclature changes, like 6L6 to 6L6G to 6L6GB, etc, and there were different data sheets published as manufacturers introduced new variations. 30 Watt tubes such as 6L6GC, 6L6WXT+, and 6L6WGC are rated for plate voltage up to 500 volts. Later versions, including the 6L6G, 6L6GA, 6L6GB, 5881, 5932, 7027, and the final version 6L6GC had glass envelopes, which made radiation cooling of the anode easier. The 1625 is most often found with 6L6GB guts, but the 6BG6GA can be found with anything inside including the 7027A. com V8, V7 = GE 6L6GC V6 thru V3, V1 = GE 12AT7 V2 = RCA 12AX7A cleartop Though it gave the amp a better sweep and a it more headroom, this also gave the amp a better sounding drive, on both Channel 1 (when turned up), and on Channel 2, which has less distortion, but still fizzy when dialed up. Older 6L6, 6L6G, 6L6GB, etc I believe are 23 watts, as are most 5881s. From what I have read here and there on the web a 5881 tube (sovtek types) are electronically a 6L6GB tube. The 6L6G has the largest envelope. There is, obviously, less headroom but for playing at home, that is welcome. When you replace your 6L6, you should make sure that you replace with the right type. I would DEFINITELY try a Tesla built JJ 6L6GC in my 5881 amp if I had a pair to try out. N. This mod will raise the effect in the power amp section. You can go up from the lower rated 6L6's to a GC variant. The CS600 can run a variety of tubes from the 6L6 and EL34 families by varying the positions of the cathode & plate switches. Do not overlook the Sovtek KT66. 6L6GC, KT66 or EL37 only. 6 We used to routinely tube all of the old Fender Deluxe’s with the JJ 6L6GC’s but since the JJ 6V6S arrived ( 11/03 ) you can go either way. The KT66 tube type is a 25 Watt tube rated for plate voltage up to 500 volts. It's interesting to see how the EL34s transition from clean to overdrive compares to 6L6s. 6L6GA is also taper-top or "Coke bottle" shaped but smaller than 6L6G. I love and appreciate tube based audio gear and own sixteen pieces of tube gear between my two reference systems. Sovtek EL84 - $21. com, and ussr-tubes. Power Tubes. A Maximatcher does a better job for power tubes due to the 400 plate volts it tests at than a regular tube tester. 6l6gc is rated for higher voltage and current for more wattage per tube pair in circuit than the 6l6. 5" of clearance to fit the seated height of the adapter and EL84 tube. old) or “useful life left” (although this tester, the Hickok 539B/C, does have a method to try to estimate this) and it is not really appropriate to use this measurement for such purposes, in my opinion. If you follow GT's designations, an RCA, GE, or Sylvania 6L6GC is supposed to be made in either Russia or China, and a Tungsol 6L6GB is a Russian tube. That's probably why one of my inner tubes is redplating in SimulClass mode, it's not rated for that kind of power! The inner pair is Class A/B for 60 watts total which is overpowering the tubes. 6L6GB, 6L6WGB, 6L6GT. They are packed with lot's of punch and a sweet sweet tone, very musical. Free shipping. This is also related to the matching of the valves. These tubes are There are 6L6G, 6L6GA, 6L6GB, and 6L6GC tube types. com asked if I might be interested in reviewing a bunch of 6L6’s. 6l6gb の次のバージョン6l6gc でようやくプレート損失30wとし、プレート電圧も最大500vにアップしました。 6l6の直系としてはこの6l6gc が最終版となりましたが、その後も米国各社から6l6gc から派生した真空管(4桁ナンバー)が幾つか作られています。 Původní ruská varianta elektronky 6L6GA. We also offer a full line of services including: amplifier repair, speaker repair and re-coning, cabinet refurbishment, and custom cabinets. 6L6GC vs. ge syl 15. 5. thetubestore. There are NO REAL, honest to God, 6L6GC tubes being made today, period, regardless of the lies you hear from boutique tube sellers. If your tube isn't listed then pick one with the same Max Dissipation Rate which is shown to the right in the tube list. Amped guest blogger Kurt Prange, of Amplified Parts, puts 16 separate 6L6GC tubes to the test and comparatively rates their low, mid and high-end response. Only 6L6GC is rated for 500V. Le migliori offerte per 12bh7 tube pair nos 12bh7a mullard rca brimar valve 6l6gc 12ax7 el34 5881 6l6gb sono su eBay Confronta prezzi e caratteristiche di prodotti nuovi e usati Molti articoli con consegna gratis! For example, the original 6L6 would make for a 19W push-pull amp, where 6L6GC is the modern one in 40W guitar amps. Mic has graciously granted permission to post the stuff on the JT30 page on the off chance that it might be useful in the context of Blues Harmonica. Does anyone have any experience or thoughts on a quad of 6L6GB tubes vs a pair of 6L6GB and 6V6GT tubes sound quality wise? Is the Anyway, the BEST output tube for you to use would be for you to find a NOS American 6L6GC. The second version is designed around 6L6GC/7027A tubes ONLY and utilizes a n. 6l6gc エレクトロハーモニクス 1ペア kt66 銘柄不明 1ペア kt88 燭光 1ペア なんですが、この球を使って作るとしたら、お勧めのアンプ/ラジオ って何かありますか? とりあえず 6bm8は全段差動ppアンプ 6L6 is the designator for a vacuum tube introduced by Radio Corporation of America in July Later versions, including the 6L6G, 6L6GA, 6L6GB, 5881, 5932 , 7027, and the final version 6L6GC had glass envelopes, which made radiation  6L6 tube is used in many mainstream guitar amps today. There is no better sounding 6L6GC available. The most popular vintage NOS 6L6GC vacuum tubes are showcased in this video. A Comparison of Current Production 6L6GC Tubes. The 6L6 1 NOS NIB RCA 6L6GB Black Plate Audio Tube USA 1950's. By bringing the anode out through a top cap in the glass envelope. The 450V is the RECOMMENDED plate voltage for a class AB1 PP for the other values given. Nearly impossible to find There seems to be a lot of confusion with labels like 5751, 6L6GC, 6L6GB, 5881, and so on. If your amplifier calls for this tube, you probably CANNOT use some of the earlier 6L6 tubes as they are not rated this high. 真空管VSトランジスタ 6l6gcでge製のrcaってのは逆にみた事無いなあ。 6l6gbのブラックプレートも許しちゃう。 type-mfr-descr(2) XP1004 XP1005 XP1006 XP1010 XP1011 XP1016 XP1017 XP1020 XP1023 XP1030 XP1031 XP1032 XP1034 XP1040 XP1110 XP1111 XP1113 XP1114 XP1115 XP1116 XP1117 6l6, 6l6g, 6l6ga, 6l6gb, 6l6gc, 6l6wgb, sv6l6gc De 6L6 is de allereerste beam tetrode, door RCA geintroduceerd in 1936. These are very nice copies of the 1960s RCA black plates right down to the octagon label on the glass. Best 6L6 Tube Reivew 6L6WGB / 5881 is smaller sized than 6L6GC, and rated only up to 23W. Other versions of the 6L6 valve included the 6L6G, 6L6GA, 6L6GB, and the final version which was the 6L6GC – these all had glass envelopes. These are great sounding tubes, even for EL34 replacements. I have seen "807's" with 6L6GA guts (common) and 6L6GB guts (common), 6L6GC guts (rare), and 7027A guts (I have only seen 1). As well when used by the US military the "W" was added to the suffix: 6L6WGA, 6L6WGB, and 6L6WGC. Enter values in blue and click any Calculate button. It is dedicated to be used in audio frequency range which requires the output power 100W. Being that an amp that uses 6L6's is a push-pull amp, what is important is that each pair should be matched. It's thicker They replaced poorly matched Sovtek 6L6GB's (assume rated @ 23watts) . And there's the 5881, which is also a militarized version of the 6L6GB, but with a slightly higher power rating (23 watts static dissipation vs 19 watts for the 6L6GB). ) A GB is not as powerful as a GC. JJ makes a dynamite 6L6GC, and any amp that uses a 5881 or 6L6GB can safely use the 6L6GC, but sometimes not the other way around. Shuguang Vacuum Tube 300B Series Triode: 300B-98 (300B) DESCRIPTION 300B-98 is compatible with 300B Vacuum tube 300B-98 is new and improved version of 300B. Also 6L6WGC, 5881, or 7581 (the 7581 is equivalent to a 6L6GB; the 7581A is equivalent to a 6L6GC). These have been in service in my Heath W5s for a considerable time with no problems whatsoever. one in the amp)? Conn Amplifier Schematic. These tubes are compatible with 5881 and any 6L6. used 22. versions, too) as well as modified and rebuilt a number of higher powered push-pull pentode designs. At the same time, these tubes also can be used in electron firm voltage electrical route. 6L6GB's have a 23W dissipation, and are closer to EL34's. Na rozdíl od většiny současných 5881/6L6, klasická verze s vnitřní patkou. These tubes is the same with 5881, 6L6 GC, and can be exchanged each other. The 6L6GC is rated at 30 watts plate dissipation and 450 -500 plate volts. You may sub the 6L6G with 6L6GA, 6L6GB, 6L6GC. Beam tetrode power tube known for its sweet, warm tone. Great 6L6 replacement for those who want more of a responsive, compressed sound. The "C" version handles higher voltage and has a higher wattage rating. 6L6 is the designator for a vacuum tube introduced by Radio Corporation of America in July 1936. The 6L6GC is the latest version of the 6L6 tube. Sovtek 6L6GB - $29. 6L6 Tube Review. Actually, their 6L6GB and GC are crap. The 6L6GC was mainly develope . Some tubes want to see more, some less. 5881 - versión de placa de corto Militar de la 6L6GB, parte de vidrio es más pequeño que la mayoría de los otros. Some amps like the Music Man® RD-50 (1982, 50W) use a cathode drive method. Original 5881's like Tung Sols By the way, in the past there were all kinds of suffixes on tubes–6L6, 6L6G, 6L6GA, 6L6GB, 6L6GC, etc. The tones in the 30 watt are definitely available in the 7 watt version, but perhaps the cleans have a little less sparkle. We wanted to see if the current production types could compete with some of the finest valves ever made. use 6L6GC (or its variants) instead. 3x 7025, 2 12at7, 2x 6l6gc, 5u4gb fender 75w lead& reverb 2x 7025, 2x 12at7, 2x 6l6gc fender 135w rev& vibrato 3x 7025, 2x 12at7, 4x 6l6gc fender pa 135 3x 7025, 12ax7a, 2x 12at7, 4x 6l6gc fender super six/ quad reverb 3x 7025,2x 12at7, 12ax7a, 4x 6l6gc fender 180w guitar amp 2x 7025, 12au7a,12ax7a, 12at7, 6x 6l6gc 6L6GC-30 watt tubo de alimentación (utilizado por la mayoría de Fender, Soldano, muchos Mesa, y unos pocos. These valves are still the favoured choice of many manufactures. (2) 6L6GB GE, one tests at 150% of minimum, the other is a black plate and tests at 41, about 160% of minimum. Notice how the tube cathodes (pin 8) are connected to transistors. Later Tweed, Blackface and Silverface amps should not have 6L6, 6L6G, 6L6GA or 6L6GB installed, due to higher operating voltages and currents. KT66 - Maximum plate dissipation of 33 watts and is generally interchangeable with 6L6GC. ONE (1) RCA 6L6GC VACUUM TUBE Made in USA TESTED/AUDITIONED IN AMP Sounds GREAT! 6L6GC Japan made RCA style blackplate, Matsushita made. They can also be used in regulating- voltage circuit. Rivera went on to form his own amplifier company, but the one's he designed for Fender are well known. tube page links 6l6gb/5881. Find 6l6 Tube in Canada | Visit Kijiji Classifieds to buy, sell, or trade almost anything! New and used items, cars, real estate, jobs, services, vacation rentals and more virtually anywhere in Toronto (GTA). This version has a 30 watt plate dissipation, 500V plate rating and 450V 5watt screen rating. 6l6gb vs 6l6gc

uta, w6, aitj4bi1pk, dquly, uj, 81p0tvz, ypvpik8h5, vb9bzv, drbdzo, gv7wcsxq, dxilrf,