6l6 tube specs.

6l6 tube specs 12AQ5 - Same as the 6AQ5, but with different heater ratings. Menu. If you are looking for tube sets for your Fender amps, please also see Fender Amp Tube Sets . Ruby Tubes 6L6GCMSTR Vacuum TubeThe 6L6GCMSTR by Ruby is an amp tube for plate current and transconductance. And their first 6V6's - with the all-black glass - started as "6L6-types", slightly failed specs but passed 6V6 specs - and got new smaller black glass envelopes hiding the Russian tube construction. My amp started having problems and I thought I found a bad tube (hence the missing pair; the amp uses 12 6L6’s!). F. The Studio 10 6L6 is finished in a smart cream vinyl and oxblood speaker grille cloth > endobj 3 0 obj > endobj 8 0 obj > endobj 10 0 obj > stream xœ} ½Jà …¿Ô‚(Šƒ 28¸h“¦iRpi" ×V¡©S’¦AìOHSô tspu+. More Information Jan 1, 2008 · In fact U. Sep 10, 2015 · I believe pin 1 is the suppressor grid on the EL34. Western Electric: The Western Electric tube datasheets. Built to rigid military standards, the 5881 will tolerate higher voltages than any other 6L6. Remember, even though these will bias with a range of voltage used for a 6L6 tubes, each KT66 draws about 1. 5 Mohms 0. References: Data-sheet and private correspondence. Type 6L6 was first introduced in 1936. Its output is a cool 35 watts with a tube rectified power supply. Then there is the 6L6GC, which is rated for 30 watts and is the more popular model in this family of tubes. Dec 28, 2018 · This is a simplification of course, but the bottom line is that with the larger heater/cathode structure of the 6550, not only does it allow the tube to pass more overall current than 6L6 class tubes can, but also pass a greater percent of that current at a lower screen grid voltage -- and that makes all the difference. BEAM PENTODE 6L6GC is a beam power pentode with an octal base and power of 30W for use in 6L6 amplifiers. Forming the electrons into beams increased the space charge near the plate, which then repelled secondary electrons back to the plate, eliminating the need for a surpressor grid. 6K primary OT as long as its a hefty one and not a light 2 lb one. These 6L6 tubes can be used in any tube amp. 2 mA/V 33K OHM Plate Volta e not more than Cathode Current not more than This large bottle 6L6 variant is a great looking tube that is reminiscent of the very old 6L6's used in radios and amplifiers in the 1940's. The Tungsol 6L6GC-STR is a good choice for any new or vintage guitar amp. Radio tubes are valves. Overview of 6L6 and 6V6 Tubes. tube classifications. Mickeystan 🙂 Nov 1, 2016 · The SED Winged C displays no sins of commission, no sins of omission. Once these tubes are gone, the Tung-Sol 7581-A may well be regarded as the greatest readily available 6L6-family tube. It’s the most versatile tube of the bunch. The best current production 6L6 type tube is the Sovtek 5881, which electrically is a 6L6GB. power amplifier applications Heating Heater voltage Vf 6,3 (V) Heater current If 900 (mA) Maximum heater-cathode voltage Vfk 180 (V) Telephone: +381 18 550 741 FAX: +381 18 550 806 The 6L6 revolutionized power tube design by forming the electrons into beams and using aligned control and screen grids to limit grid and screen currents. Oct 14, 2017 · Hello! I am new to this forum. Summary Some amplifiers can accommodate either 6L6 or EL34 tubes. This tube is aimed squarely at the vintage market or amplifiers where looks are as important as sound. I checked the bias (both tubes together); it was around 60mA (the factory installed tubes had been running at 70mA), and the JJ's sounded darker and duller, till I increased the bias. www. It has a range of tones that will appeal to a wide audience and it includes a special design post phase inverter master volume which does not lose top-end definition at bedroom settings. Russian made, these tubes are the same as stock 5881 power tubes, but they're specially matched by Groove Tubes, resulting in a better sound and The 6L6G is is a larger more powerful audio beam tetrode than the 6V6 receiver type. On the contrary, the 6V6 tubes have a lower power rating, resulting in snarling and aggressive tones. Brand New. Title: 6LB6 Author: General Electric Subject: JA-FP-2001-08-28 Created Date: 8/28/2001 9:58:07 PM Oct 5, 2015 · Triode Roundup: Seven “Common Man” 300B Tubes Compared January 26, 2016; Tube vs Solid-State – Why Do Tubes Sound Better? January 14, 2016; The TU-8300R “Red Amp” Tour January 7, 2016; Know Your Bias January 5, 2016; Audiophile Review – EL34 Family Tube Comparison January 1, 2016; Review – Preferred Series EL34 Tube November 19, 2015 Many 6L6 based tube amplifiers are not equipped with power transformers that can handle this extra current. $20 price drop. This 6L6 vacuum tube from Electro-Harmonix is also called the 6L6-EH. 1* 200 v 5. The 6L6 tubes are listed in the WIKI as suitable replacements for the 5881 with the following caveat: "These are not direct replacements for the stock Melody 5881 power tubes, as the bias voltage must be adjusted to compensate for the different tube specifications. This is more the case in amps that use four or more 6L6 tubes. Tube Manual Listing for the 6L6 • The 6L6 is the tube type chosen by Hickok as its calibration tube. This power tube is unlike other KT66 tubes in that its heater filament draws 0. 6AQ5 - slightly lower specifications to the 6V6GT, miniature glass envelope, 7-pin base B7G. Your 6v6 tubes probably have a 6. Nearly 80 years later it remains the most used power output tube. The power output at all levels has low third and negligible higher-order harmonic distortion. 13)POWER CONSUMPTION: 110W. The Sovtek 5881WXT vacuum tube is a reliable beam tetrode delivering a warm, round tone that "sweetens" any vintage or modern guitar tube amp design. Title: 6L6 6L6G Author: RCA Subject: FP-2012-01-07 Created Date: 1/8/2012 12:15:19 AM Blackstar Studio 10 6L6 Class A Tube Combo Features: 10-watt all-tube 1 x 12-inch guitar combo amplifier; 6L6 power tube yields glassy cleans and hot lead tones; Great-sounding 12-inch Celestion Seventy 80 speaker; Clean and Overdrive settings offer an impressive range of character; Speaker-emulated output for recording or running straight to a PA "Ei-RC" - Electronic tubes factory Data Sheet 6L6GC Page 1 of 7 6L6GC is Beam Power Pentode suitable for use in A. These were used in my Mesa Boogie Bass 400+ bass amplifier for less than one hour. The Svetlana 6L6GC tight manufacturing specification,tolerances and improved processing provided the Aug 31, 2012 · The stock power tubes on a Blues Deluxe and Hot Rod Deluxe amps are the 6L6's. These are the Russian 6n3c, a cheap but very good sounding 6L6 type tube. Aug 23, 2015 · They are a Russian servo tube that with some creative re-basing (and switching a few pinouts) worked as an amp tube, somewhat like a 6L6. Title: 6L6 Author: RCA Subject: FP-1999-02-28 Created Date: 2/24/2002 7:46:40 PM 6L6 is the designator for a beam power tube introduced by Radio Corporation of America in April 1936 and marketed for application as a power amplifier for audio frequencies. The 6L6 is a power-amplifier tube of the All-Metal type for use in the output stage of radio receivers, especially those designed to have ample reserve of power-delivering ability. These tubes are compatible with 5881 and any 6L6. The Sovtek 6L6WXT+ yields a Nov 14, 2011 · If your amp takes 6L6 tubes, then that is what you should put back in it. 20 to 30 watts 6V6 is my choice, Small Class A at 5 to 10 watts up to say 15 watts two EL 84 tubes I like. These specifications are provided 'as-is', with no warranty of any kind. jj-electronic. E. The document provides details on the The 6L6 vacuum tube was first released by RCA in 1936. And hey, it seems like for metal a Winged C is actually a pretty good choice? I guess I owe my local amp repair guy a Coke, because that’s what he usually puts in my amps. From our review: " The tone is very balanced with no notable weighting in the response. 9A of current, just like a 6L6. Other equivalents of this tube are the CV1862, EL90, 6005, 6095, 6669, 6928, BPM 04, CK-6005, M8249, N727, 6L31. The 807 design (with some "value engineering" to reduce production cost) was the basis for the first application-specific horizontal sweep tubes such as the 6BG6G and 6CD6G. This reissue Tung-sol 6L6G tube is rated to 6L6GC specs for improved performance and reliability in modern tube HiFi amplifiers. By the early 1940s, the 6L6 was adapted to the "ST" glass envelope, the then-standard five pin base, and with a top cap connection to the plate. Information (74751 bytes) 6L6: 6L6. The Tube Directory. 6L6, 6L6G, 6L6GA, 6L6GB, 6L6GC, and all other variants as well as , 5881, KT66. File Size: 858Kbytes. Page: 9 Pages. Octal, IO) K8A, USA 1935 and shown. 6L6 GC A. Svetlana: The Svetlana PM Components site. This 50-watt tube head packs the prestigious EVH high-gain sound into a mighty frame. This is not a normal 6L6 tube in today’s market. Also the Bias for your power tubes would have to be changed to accommodate the 6L6 tubes. In fact, NO tubes made today meet all these orig-inal specs, and only a few come even close in the critical areas of Transconductance and/or Gain. etc. Mar 30, 2023 · Per the Onix SP3 WIKI, the bias voltage for the 5881 tubes is 1. These tubes are perfect if you want both the vintage look and sound of the The famous Shuguang “Coke Bottle” power tube known for its sweet, warm tone. P. Uprated to 6L6GC specs for improved performance and reliability. If your amplifier calls for this tube, you probably CANNOT use some of the earlier 6L6 tubes as they are not rated this high. 6L6 / 5881 Tube Reviews; This document provides information about decoding Russian vacuum tube codes and discusses the Sovtek 5881 WXT and 5881/6L6 WGC tubes. The wide metal tube envelope is 32 mm in diameter and excluding the IO base pins, is 92 mm tall. That's why they do STR's, (Special Tube Requests) to the exacting specifications of Ruby, Penta, and TAD, to name a few. Aug 27, 2015 · It is NOT an octal tube as it may seem at first glance; Some very rugged tube types do not carry ‘advanced’ suffixes, because they were originally designed to advanced specs. produced GE tubes are perhaps the most long-lasting of all tubes when comparing the major power tube types (6L6, 6550, 6CA7/EL34). These amplifiers most often have a switch to change the bias range between these tubes. Are you looking for the very best 6L6 power tubes for your vacuum tube amplifier? This is the place to start. beam pentode Base: OCTAL Uf = 6,3 V If = 0,9 a Typical Characteristics: Class A1 Amp. , 6S45P-E and 6N30P-EV exist, but no one ever heard of plain 6S45P or 6N30P). Being that an amp that uses 6L6's is a push-pull amp, what is important is that each pair should be matched. 5 matched sets of genuine Mesa Boogie 5881 6L6 STR 425 power tubes. Product specs. It dominates the electric guitar tube amp world. Check out the following 6L6 tube reviews for guidance on getting the best tone out of your tube amp. The Tung Sol 6L6G is enormous. Nov 20, 2016 · So for example if you type in 6L6 you'll see all the variants - 6L6, 6L6-G, 6L6-GA, etc. Anyway, the BEST output tube for you to use would be for you to find a NOS American 6L6GC. —has a basic sonic personality. 14)MADE IN KOREA *SPECIFICATIONS Note: 25 Watt tubes (and similar) such as 6L6, 6L6GB, and 5881 are rated for plate voltage up to 400 volts. It was originally produced in the UK. if this thing would be useful on any kind of amp build. Title: 6L6WGB Author: Tung-Sol Subject: FP-2005-05-28 Created Date: 5/29/2005 12:25:03 AM The Preferred Series 6L6WGC vacuum tube is a recent addition to our premium line of high quality tubes. most if not all 6l6's are rated for at least 30w, but 5881's can be rated at either 25 or 30w, depending on manufacturer. Related links. The Tung-sol 6L6GC-STR tube is a true 6L6GC vacuum tube that is rated for plate voltage up to 500V and up to 30 watts of power. Pete Millet: Peter Millett’s online tube data. Best 6L6 Tubes. These are the Original Svetlana 6L6GC which are also known as Winged C due to the company’s original trade mark logo that is on the valve. This website uses cookies to ensure that you get the best experience. I tend to classify the Tung-Sol 6L6G as a specialty tube. The Svetlana 6L6GC was designed based on the famous Sylvania STR 387 6L6GC and manufactured in the JSC Svetlana factory in St. 6L6 Tubes = Classic American Guitar Tones. This 5881 / 6L6WGB was first developed by TungSol for the US Military. If these specs do not meet the old RCA or GE published spec sheets, do not be alarmed. 6L6-GB Tube. The 6L6EH offers tone and performance superior to any other 6L6 or KT66 type. Available in Groove Tubes GT-6L6-S Premium Medium Rated Matched Pair 5550113521. These Groove Tubes Gold Series GT-6L6-R Matched Power Tubes are Russian made, same as the 5881, but matched in the GT system. If you want great sounding tubes at a very reasonable price, then Electro-Harmonix tubes should be on your l | 6L6EH May 8, 2011 · Sovtek 5881 WXT/6L6 WGC Wattage & 6L6GC / 6L6GB Comparison. Click on a particular variant & you'll see the summary of specs - maximum plate dissipation is abbreviated as PaMax ("a" is for anode, or plate); and you'll see for example that the 6L6-G is rated at 19W but the 6L6-GC is rated at 30W - that's a big 6L6 tubes are medium-output power tubes often used in Fender® professional amplifiers including the Bassman®, Bandmaster®, Concert, Dual Showman®, Hot Rod™ Series, Pro Series, Super Reverb®, Tremolux™, Twin, Vibrolux®, Super-Sonic™, Blues Deluxe™, Blues DeVille™ and others. Always consult your amplifier’s technical specifications or a professional technician when considering this type of substitution. Loaded with seven 12AX7 preamp tubes and 6L6 power tubes, it delivers the unmistakable tight low-end, punchy mids and articulated highs for that Eddie Van Halen sound. A classic tube reborn Made to the same specs of the highly desirable G. There are several different 6L6 power tube types and it can get a little The new JJ 5881 power output vacuum tube is now in stock! This JJ 5881/6L6 power tube is a high quality option for both guitar and home audio tube amplifiers. For jazz heads, I’d go with the SED. The idea to stuff a 19W anode into a 6V6 size tube, with the cathode of a sweep tube, the heater of a 6L6, and the gain of a EL34, was bound to be tricky, but supposed to do something the 6L6 could never do, which was to sound hifi! The result is a cathode biased 6L6 based amp with the flavor of a low powered tweed Twin. Jul 2, 2015 · The “power tube” name is a bit deceptive, however, because these big bottles don’t just power your speakers—they actually play a significant role in shaping your amp’s sound and responsiveness. The 6L6WXT+ also features mica spacers with metal springs to eliminate tube rattle and microphonics. Each amp in the Studio 10 trio has different cosmetics reflecting its very different sonic character. From our review of the Sovtek 6L6-WXT+ tube: "Guitar-cable Once exclusive only to TAD (Tube Amp Doctor) we contracted the factory to produce a massive lot of these tubes to our specs. 6L6 was originally developed in USA in mid 1930s. Jun 18, 2019 · Just as an FYI to Tube Newbs. When selecting new power tubes for your amplifier, there are many things to consider. So to get to the point, the JAN-Sylvania 6L6WGB tube will work perfectly in any amp requiring a 6L6GC tube. If it’s cathode biased, odds are better. Jan 8, 2009 · 5881/6L6 WGC - 6Π3C-E Tube With its original small disc, wafer, or coin base. While they have lower output than American 6L6GC tubes, they can reliably handle guitar amplifier circuits designed for 6L6GCs. Use of these parameters shall be entirely at the user's own risk Explore comprehensive electron tube data sheets categorized by the number 6 for detailed information and specifications. Although it will work fine in most 6L6 circuits, the KT66 has a higher filament current of 1. Chances are if an amp uses 6L6-style output tubes, it has Sovtek 5881's in its sockets. 6L6-EH Beam Power Tetrode 550 400 450 ressor so 100 150 200 250 3CO 350 500 not less than not more than nominal Electrical Data Heater Volta e, Heater Volta e Heater Current 5. Hammond's 1608-1650 series of tube output transformers are designed for push-pull tube output circuits and are ideal for triode, Ultra-Linear pentode, pentode, and tetrode connected audio output applications. The KT66 tube is more linear and has less of the "kink" in its transfer curve compared to 6L6. In fact, they're frequently used as replacements for the old 7027 model in vintage Ampegs. A. Upgrade yo Groove Tubes GT-6L6-GE Chinese Power Tube. Jan 15, 2013 · The first had the "ST" profile. NJ7P: Bill Beech’s online tube data of primarily RCA manuals. 8) RCA input (4 inputs per channel) 9) 4,8 ohm output (16 ohm also available) 10) tube assortment: 12AU7 x 4, 6L6 x 4. OpCom: The 1943, 1949 and 1959 Sylvania Tube Manuals A medium-output power tube (generally 20-25 watts) often used in Fender® professional amplifiers including the Bassman®, Bandmaster®, Concert, Dual Showman®, Hot Rod™ Series, Pro Series, Super Reverb®, Tremolux™, Twin, Vibrolux®, Super-Sonic™, Blues Deluxe™, Blues DeVille™ and others. Jun 19, 2018 · But I do not go directly to 6L6 or 5791 after EL 34 , Vintage Mullard, RFT, Amperex, Telefunken and Vintage Tesla. also assume 4 12ax7 tubes biased at 1mA each, and two 6L6 tubes biased at 45mA each. 30 Watt tubes such as 6L6GC, 6L6WXT+, and 6L6WGC are rated for plate voltage up to 500 volts. The KT66 tube type is a 25 Watt tube rated for plate voltage up to 500 volts. On 6L6's pin 1 was used to ground the outer metal envelope on early metal 6L6 tubes. 11) DIMENSION: 37 x 32 x 19(L x W x H, cm) 12) WEIGHT: 20 kg. Remember the Sovtek 5881 WXT and 5881/6L6 WGC tubes are Russian 6Π3C-E tubes and do not fit neatly into the U. Each power tube is subjected to MESA’s advanced tube testing system – nicknamed ROBO-TUBE. • Transconductance does not precisely track plate current. Available in many variatio If you’re looking for that classic American tone, then the 6L6 is the tube for you. 9 A v 80 TIA 30 w v 5 watts 100 Kohms 0. f. KT66 tube became very popular in European radios and audio equipment. K oä @ ¶¬6 `ÍOø,f'á˘O£ a sxÐ0A¸ 6ý vfØ Â8ÿ ìô{c7½›%opØ ZÀ:u† ñéáQ¤É ÇØ Ñ0QÙ£F …* åéÔ (£SÁÀÀÄDGACAa •jÜg²rx ú Ì]¥žs PxM½ Upon evaluating a Fender Hot Rod Deluxe IV, I swapped out the factory installed GT-6L6CHP power amp tubes with these JJ-6L6GC. The 5881 tubes are rated for 23 watts maximum, while most 6L6 variations can handle 25. These are a very sturdy and reliable tube, with slightly less power and a more aggressive edge when pushed into distortion. Anode power 19 W (variants to 30 W) max. A note with respect to the KT66. Redesigned with versatile, all-new independent dual- concentric controls that allow for gain and volume level matching, this 50-watt tube combo amp boasts three channels for any playing style - crisp cleans, raw crunch or searing leads. If you want to know more about all the different 6L6 types, see 6L6GC, 6L6GB, 5881, KT66 Differences 6L6G TUNG-SOL. They don't make 'em like this anymore and these won't be in stock May 26, 2018 · You would need to check the specs of your transformers before making the swap. After almost 80 years, more powerful and improved versions are being produced by factories in Slovakia, Russia and China. 99. If you have an amplifier that can use either 6L6 or EL34 tubes, you will quickly notice that 6L6 tubes are more "Fender", where EL34 tubes are more "Marshall". In this Killer Rig article, we are going to explore the differences between these power tubes. Download. Sep 29, 2015 · Triode Roundup: Seven “Common Man” 300B Tubes Compared January 26, 2016; Tube vs Solid-State – Why Do Tubes Sound Better? January 14, 2016; The TU-8300R “Red Amp” Tour January 7, 2016; Know Your Bias January 5, 2016; Audiophile Review – EL34 Family Tube Comparison January 1, 2016; Review – Preferred Series EL34 Tube November 19, 2015 Jul 8, 2022 · The 6L6 tubes are high-powered tubes and deliver warm and smooth tones. Buy Mullard 6L6GC vacuum power tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. TUNG-SOL 6L6GC- The 6L6GC-STR is a beam-power tetrode primarily designed for use in audio-frequency power amplifier applications. SPECIFICATIONS* Class A Amplifier Plate Specs for the 6L6's little brothers, the 6V6GT and 6AQ5 are included in this article. With production halted years ago, it was thought these would never be seen again. This tube is an upgraded 6L6GC tube but willprovide more headroom than typical 6L6GC tubes. The Ruby 6L6GCMSTR ensures a long life for your amplifier. At 50,75,100-130 watts I like EL 34 tubes the best. The 6V6 is only good for 11 Watts up to 10 MHz, like the 6L6. Back in 1956 GEC introduced the KT88 as a larger variant of the KT66. Not all 6L6GC amps can take EL34 variants. Both have left a substantial mark on the sound of electric guitar amplification due to their distinctive characteristics and roles in shaping vintage and modern sounds. A beam tetrode tube with an octal base, the 6L6 tube (valve) was originally developed to bypass a patent by Philips on the pentode tube and the result is fantastic. With a 2024 production date, this highly sought-after tube offers unparalleled quality and performance for all your audio needs. Large bottle type for the look and sound of 6L6 tubes used during the golden age of hi-fi in the 1940's and early 1950's. 15 volts. Svetlana SV6L6GC is the finest power tube of its type being manufactured today. The metal tube hides the inner construction. 6L6 evolved from its original form from higher powered 6L6GB to bigger higher powered 6L6GC type through many years. • The power dissipation limit for the 6L6 is 19 watts. See our 6L6 / 5881 Tube Catalog Page for all 6L6 tube types we stock. I don't think I can supply 450V with what I've got so I'd use the 360V columns to determine the Ra-a to create load lines BUT one column shows 6600 ohms, while the other column Tube Data Sheet Locator. • Transconductance values are different for each of the three specified test conditions. The 6L6GT with a tubular glass envelope appeared by the early 1950s. While 6L6 can be used in place of EL34(and their variants) amps. Matched pairs, quads, and octets are availableMore Details These are super durable tubes made for the US military in the mid '70's. For rockers, I’d probably recommend the more powerful Tung-Sol. Jun 20, 2002 · The KT66 tends to bias slightly different then the 6L6 as well. Many OEMs use relabeled Electro-Harmonix vacuum tubes in their amplifiers. Chinese tubes are durable, long-lasting, quality, toneful tubes. 6L6 / 5881 Tube Catalog Page; Fender Amp This 6L6 power tube features larger plate dimensions and improved grid structure for increased power handling capabilities. We have tested these tubes with plate voltages ranging from 425 to 500 volts without problem. ¾€èc( âà#ˆ ³¤AR xàÂÇáÀ½÷@® — ?ˆÂFÝ [V[œ G@`*Û dK€ï—$û¼õO. These are "Black Sable" 6L6, a premium Russian 6L6 made by SED in St. Tested using the state of the art Roetest professional tube testing system. Your power supply’s heater tap will use 50% more current compared to a pair of 6L6 tubes. 7 v 6. 5) all tube AC heating. 5W equivalent of the 6BW6, 9-pin base B9A. There are NO REAL, honest to God, 6L6GC tubes being made today, period, regardless of the lies you hear from boutique tube sellers. Because many amplifiers were designed for only 6L6 type tubes, they will often use pins 1 and 6 as unrelated connection points. Their specs are not the same as earlier 5881 and 6L6WGB specs from the 1960's. Don't beleive all the bull{censored} you hear/read, it's mostly that - BULL{censored}. A small difference but it seems that you get nicer sounding breakup when biased this way. Welcome @ Frank's; electron Tube Data sheets Cookies & Privacy. Welcome To the Hoffman Amplifiers Forum May 17, 2025, 07:33:01 pm Their specs are very close to each other 6L6 / 6V6 clones are fundamentally non linear, only working properly when about to melt. I am interested in building a very simple basic Stereo Tube amp for my first project with the following specs (open to suggestions); -single ended (stereo) -~50W total (25W/channel) -6L6 power tubes? -preamp tube undetermined I saw a good read on a basic 6L6 SE Oct 18, 2011 · The Chinese manufacture some of the best tubes on the market today. com 6L6GC a. Petersburg, Russia. Feb 20, 2007 · abortions. Manufacturer: General Electric Company. 27 amps and has a design maximum plate dissipation of 25 watts. Hate to see someones Amp, OPT’s or other go up in smoke. If you are running EL34's pin 1 should be connected to pin 8 which is the cathode. Another issue with the 6L6 tube family is that the older 6L6's (6L6, 6L6G, 6L6GA) are designed to handle lower plate voltages and maximum plate dissipate The 6L6GC is the latest version of the 6L6 tube. 9 v 0. This tube is NOT AN EXACT 6L6 REPLACEMENT. Without a doubt, most of my favourite amps use 6L6 tubes. The plate voltage of these amps is designed for the 6L6 tubes and this is the reason why the previous owner has used a pair of JJ's 6V6, which can handle the higher voltages of these amps. e. Valve number equivalents include 6L6GC, 6L6GCR, 6L6G, 6L6GA, 6L6GB. Shortening the life of your output tube hardly seems worth using it outside its specs, given the cost of the tubes these days. pdf (130884 bytes) (de) Modeled after the vintage RCA 6L6GC "Blackplate" the Sovtek 6L6WXT+ features larger plate dimensions and improved grid structure for increased power handling capabilities. All ratings of the Svetlana SV6L6GC meet or exceed those of the original version; top -quality cathode materials and extensive aging yield outstanding performance in high -fidelity and musical -instrument amplifiers. When changing from 6L6 tubes to KT66s, you often need to rebias the amp to ensure optimal performance and to prevent damage to the new tubes or the amplifier. Modern production is limited but they are currently produced in China (Shuguang), Slovakia (JJ Electronic), and Russia (Svetlana and New Sensor). Order 6LF6 / 6LX6 vacuum tubes online, in stock and ready to ship! data sheets and specs to upgrade your tube amplifier. Single tube push-pull Ua = 250 270 V Ug2 = 250 270 V DATA SHEET 6L6GC-STR-Tung-Sol. Description: BEAM PENTODE FOR AF POWER AMPLIFIER APPLICATIONS. Home Tube data Schematics Software Search engines . In this Killer Rig article, we’ll take a look at some of the best 6l6 tubes on the market today and see how they compare. The RCA logo. Presuming the Groove Tubes 6L6GE IS in fact a longer-life tube as it should be, that should make up for the difference in price if you’re looking at it versus say the Svetlana. 00 Nov 11, 2010 · 6L6 Family Tubes comparison 6L6 타입 진공관 비교 The main differences 차이점 6L6GC: This is the newer version of this family of tubes, made to meet the demands of public address and musical instrument Jan 18, 2012 · Any amplifiers designated to use 7027 type tubes should therefore always have pins 1&4 connected together, and pins 5&6 connected together to obtain the maximum advantage of this cooling feature. Psvane 5881 (6L6GB)vacuum power tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. Thanks buddy! The later versions of the 6L6 had more plate dissipation and could be pushed a little harder. The sound is undeniable: clear, full, and beautiful across the tonal spectrum. If you like to play blues and jazz music, you can use 6V6 tubes, but 6L6 tubes are suggested for jazz and rock music. AA864 Tube layout (Seen from behind, V1 is to the right side): V1 12ax7 = Preamp bass channel V2 12ax7 = 2’nd gain stage bass channel (and normal channel for AB165) V3 12ax7 = Preamp normal channel V4 12at7 = Phase inverter V5 6L6 = Power tube #1 V6 6L6 = Power tube #2. We believe it is more important to provide our customers a meaningful standard by which ALL tubes made today Brimming with brawny tone, the EVH® 5150III® 50W 6L6 112 Combo is arena-sized sound in a Celestion® powered compact package for more convenient transport. Here are the specs_Pri May 30, 2019 · Unveiled at this year’s winter NAMM Show, the Studio 10 range features three 1x12 combos, each with a different output valve: the 6L6, EL34 and KT88. The Tungsol 6L6-G vacuum tube is a large bottle tube type for the look and sound of 6L6 power tubes used during the golden age of hi-fi in the 1940's and early 1950's. Sovtek claims it has 20 percent higher output than their 5881WXT. Dec 17, 2013 · Ok, back to the KT88. 00 Sep 15, 2020 · Following the overwhelming success of the 6L6, the 6V6 tube was developed by the Ken-Rad Tube & Lamp Corporation toward the end of 1936, and released in 1937. Unless you know exactly what you are doing, do NOT just plug in a pair of true KT66's in your amplifier if it calls for the 6L6. Plenty of power and great tone. For premium tube tone, choose Groove Tubes! The GT-6L6S Power Tubes Quartet features a new Groove Tubes design with more power and heavy-duty components. The 6L6 tube equivalent part numbers 5881 and 7581A vacuum tubes are acceptable substitutes in some amplifiers. Hoffman Amplifiers Tube Amp Forum, 7355/6L6 circuit. The Preferred Series 6L6GC construction features: - A black plate like the premium NOS RCA 6L6GC tubes from the 1960's - Double halo-style getters - Gold grid wires A medium-output power tube (generally 20-25 watts) often used in Fender® professional amplifiers including the Bassman®, Bandmaster®, Concert, Dual Showman®, Hot Rod™ Series, Pro Series, Super Reverb®, Tremolux™, Twin Reverb®, Vibrolux®, Super-Sonic™, Blues Deluxe™, Blues DeVille™ and others. Ce sont semble-t-il les seuls constructeurs qui font la différence entre les limites pour la classe A et celles pour la classe AB qui sollicite un peu moins Built to the same "Special Tube Request" specs of leading amplifier manufacturers of the 1960s, the 6L6GC STR is a rugged and reliable power tube for use in the most demanding guitar amplifier circuits. It was designed to be a more compact and lower powered counterpart to the 6L6, catering to a different set of requirements while still maintaining superb fidelity. There are lots of NOS 6L6's out there, and at reasonable prices. 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). The 6L6 (in its various iterations) proved to be quite successful, and is still in production today. Also features mica spacers with metal springs to eliminate tube rattle and microphonics. The 6L6 (P/N 154-087, 154-0087-00) is a beam power pentode vacuum tube Key Specifications. classe AB1 de 400v anodiques et 300v écran n'est pas donnée par tous les constructeurs ; nous ne connaissons que RCA et STC qui la mentionnent. The Best 6L6 / 6L6GC / 5881 Power Tubes - Reviews and Guide. Our all glass 6l6GT version has a description of the electrode construction. Electro-Harmonix tubes are all new designs and are of excellent quality. EI-RC: Some EI tubes datasheets in HTML. The makers code. The Preferred Series is made up of the best current production tubes, sourced to our specifications. Ruby 6L6GCMSTR Power Vacuum Tube Finally Back In Stock! Expertly manufactured, our long-awaited Ruby 6L6GCMSTR Power Vacuum Tube is finally back in stock after the factory closure. 3 amps of heater current. 6) 300w class power transformer. Modeled after the vintage RCA 6L6GC "black plate," the 6L6EH power tube features large plate dimensions and improved grid structure for increased power handling capabilities. Some other rugged tubes exist only as -E or -EV grades (i. i am unsure how much power the class a tubes will be pushing vs the ab tubes to achieve the 90w mesa specs. I did find that it was softer than a 6L6, there’s no big bass thump and no sparkling highs, just Nov 26, 2024 · Want proof? Fender tube amps now include Groove Tubes as standard equipment, and true tube aficianados worldwide swear by the tubes and pro audio products Groove Tubes makes. Do not worry about plate voltages over 400V with this puppy. The KT66 tube has a shorter and fatter plate assembly and has a larger cathode than 6L6 tube. This version has a 30 watt plate dissipation, 500V plate rating and 450V 5watt screen rating. These tubes helped define the classic Fender black Only at Sweetwater! Easy Payments and FREE Warranty for your Bogner Shiva 6L6 60-watt Tube Head with 6L6 Tubes and Dual Reverb! 60-watt Tube Amp Head with 2-channels, Reverb, Tube-buffered Effects Loop, and Footswitch The Groove Tubes GT-6L6R Power Tubes Duet gives you what may just be the most reliable of the currently made tubes, with slightly less power and a more aggressive edge when pushed into distortion. 00! $25. Built to rigid military standards, the Sovtek 5881WXT power tube will tolerate higher voltages than most other 6L6 tubes. Regardless of its manufacturer, each power-tube type—EL34, EL84, 6L6, 6V6, 5881, etc. Developed by Aerospace Engineers to our demanding specs, only the highest quality and most consistent vacuum tubes are tested, hammer-tested, passed, matched and finally labeled with the MESA Engineering logo and color code. Original Price $109. 6L6, KT66 type Tubes . Nov 4, 2008 · be careful, though, because some 5881's are not rated for the same power as a 6l6. Having a large bottle not only looks cool, but allows for efficient power handling. This was used for audio amplifiers and modulators for small Amplitude Modulated transmitters. I go to 6V6 next as a little EL 34 tube. S. Condition: Brand New (New) The new Tung-Sol 7581A vacuum tube is the answer. The 7581-A power tube has a plate dissipation rating of 35W, as opposed to the 6L6GC and 7581 rating of 30W. 6K primary OT while the 6L6 likes a 4K but you can also run your 6L6 with a 6. The 6L6 provides high power output sensitivity and high efficiency. F. At 40 watts I like 6L6 tubes. These have been amp tested in addition to testing for plate current and Gm, all test strong. 6L6 WXT - New longer plate Sovtek 6L6 design with 20% more power 6L6 WXT+ - New name for the 6L6WXT, to avoid confusion with earlier models Electro Harmonix 6L6GC - Brand name for the 6L6WXT+ The Sovtek 6L6-GB (AKA 6Π3C) Vacuum Tube JJ Electronic - Vacuum tubes, Capacitors, Amplifiers. However, be sure to check your amps specs before just plugging tubes in. Internally, the KT66 tube is an improved and redesigned 6L6 tube. perhaps the best guitar amp tube ever made! Stunning clarity, and tone that is reminiscent of great ‘50s, ‘60s and ‘70s recordings from Carl Perkins through Jimi Hendrix both of whom mostly recorded through Fender amps from the golden years in a period when they exclusively used this GE tube. The 7581A tube can be used in any 6L6 based tube circuit. I’ve found them for as little as $2-$3 each, which is an incredible bargain for any tube, let alone a 1940’s RCA 6L6! The Elekit TU-8200 runs these without issue. The SED / Winged "C" 6L6GC was revered for its powerful authority and tight low end response. Matched sets are matched with the new Maxi Matcher 2 Nov 1, 2016 · The SED Winged C displays no sins of commission, no sins of omission. Petersburg. Surprisingly, the 6AQ5 is good for 54 MHz and 11 Watts Output. More Information. Remember that you have to double the power output to move the other guy's S meter half an S unit. Sep 29, 2015 · If tubes were sold by the pound these would be very valuable tubes. We think this is a better tube and at a better price. 6 6. Oct 5, 2015 · Extremely low noise and a lack of microphonics combine with excellent ratings for detail and harmonic content to provide an audio tube of exceptional quality. Probably the best price/performance tube of any 6L6 tube you will find anywhere!MATCHED PAIRS JUST $50. They The EVH 5150III 50W 6L6 tube guitar amp head, brought to you by the iconic EVH brand. . this would be something to ask The JJ Electronics tube datasheets. Fortunately, we have sourced some of the last production. 6L6GC tubes, these modern versions recapture the look, sound, and performance of the originals. Anode voltage CV4043 - British-made miniature-tube 13. A. Dec 26, 2021 · So, as I skip on down through the 6L6 specs, I am presented with three columns for Class AB1: two for what appear to be a plate voltage of 360V and a third for 450V. It also features mica spacers with metal springs to eliminate tube rattle and microphonics. The 807 also found some use as a horizontal output tube in early TV receivers, particularly those manufactured by DuMont. Revitalize your guitar amplifier with showroom-quality performance, with this set of Groove Tubes GT-6L6S Select power tubes. Increased to 30 watts for the GC. Title: 6L6G 6L6 Author: Tung-Sol Subject: FP-2004-06-05 Created Date: 6/5/2004 11:41:47 PM Tube 6L6G or Röhre 6L6G ID2982, Beam Power Tube, Octal (Int. This tube is commonly found relabeled by Fender and Groove Tubes to GT-6L6B. BEAM PENTODE Base: OCTAL U f = 6,3 V I f =c a0,9 A Typical characte-ristic: Class A1 Singl tube Push-Pull U a = 250 V 270 V U g2 = 250 V 270 V U g1 = -14 V -17,5 V I a = 72 mA 134 mA I g2 = 5 mA 11 mA R a = 22,5 kΩ - R a-a =- 5 kΩ N = 6,5 W 17,5 W Limiting values: Triode U a = 450 V U g2 = 450 V W a = 30 W Pentode U a = 500 V U Part #: 6L6-GC. Optimal performance is achieved by this amp. These 1960s and early 1970s tubes will sound great in your Fender amp or home hi-fi! Some made for Fender, some OEM labels, some unlabeled. The one exception is the Tung-Sol KT66 tube. The 6L6GC-STR has ruggedized construction making it especially suitable for use in musical instrument amplifiers. Title: 6L6GC Author: General Electric Subject: JA-FP-2000-12-26 Created Date: 12/26/2000 5:57:20 PM Last update of this mirror site: 2025-01-17 Electron tube Type: Brand: System: Data sheet. This 6L6 power tube is versatile and will sound great in many amplifiers, for many styles of music. When you’re exploring the realms of guitar amp tubes, two venerable powerhouses you’ll encounter are the 6L6 and 6V6. (Notice the suffix Tube layout. Oct 31, 2013 · Some beautiful obsessive lunatic tested out more tubes than I’d ever want to spend my hard-earned money on, and got all kinds of scientific-like on 6L6 tubes. 6l6 (6l6) La limite pour ce tube en P. Large Image: 6L6GC STR Tung-Sol specifications (PDF) These 1960s and early 1970s tubes will sound great in your Fender amp or home hi-fi! Some made for Fender, some OEM labels, some unlabeled. 7) choke transformer rectification. It explains that these tubes are actually coded versions of the Russian 6П3C-E military tube. bgxqyr kagms tuoo kbujp rgkbmva jeeb nlji ybdcm neoro sojqtnl