I have used jan philips 6l6wgbs in higher voltage applications, also two flavors of 6l6gc 7581a type and jj 6l6. Type el34 was first introduced in the el34 is smaller in diameter and taller than the 6l6 and is capable of a higher plate voltage. Jj 6l6 6l6gc jj 6l6gc 6l6 triode ra jj 6l6gc 6l6g 6l6gc pin connection 7581 tube tube 6l6 text. Electron devices svetlana typical operation af power amplifier, class a1 single tube plate voltage 250 v grid 2 screen voltage 250 v. Which is nice for guys that want a 6l6 sound in their el34 amplifiers. El34 datasheet vacuum tube of power pentode philips. Jul 24, 2019 the el34 is a much loved audio power valve with an anode dissipation of 25 watts. Elektroakustik, in partnership with jj tubes from the carpathian mountains of cadca in slovakia. Class a1 singl tube pushpull u a 250 v 270 v u g2 250 v 270 v u g1 14 v 17,5 v i a 72 ma 4 ma i g2 5 ma 11 ma r a 22,5 k. This is the tube for peavey, fender, mesa, soldano, bogner ect. Jj e34l el34 datasheet pdf download adobe acrobat pdf reader. The jj 6v6 can even be used in place of a 6l6 in some amplifiers.
To me, the jj kt88 have the optical impression being made that way. The sovtek 5881wxt tube is a reliable beam tetrode delivering a warm, round tone that sweetens any vintage or modern guitar tube amp design. Purchase jj 6l6gc vacuum tubes online, in stock and ready to ship. Pdf 21ag1 tube 6l6 7027 6l6 pentode 5881 5881 tube 6l6 gc jj 6l6 tube 5881 vacuum tube 6a7. The mids are very harmonically rich and natural while the highs are thick, creamy and very detailed. Recent listings manufacturer directory get instant. I did this in two different bf bassman amps aa864 and ab165.
Class a1 singl tube pushpull u a 250 v 250 v u g2 250 v 250 v u g1 12,5 v 15 v i a 45 ma 70 ma i g2 5 ma ma r a 50 k. The highs are clear and responsive with warm mids and tight solid lows. Best yet, made a vht sound almost like a mesa 6l6, great. Tube datasheets here youll find a modest collection of datasheets for some popular tubes. The 6l6gcstr has ruggedized construction making it especially suitable for use in musical instrument amplifiers. This 6v6 has the standard rugged construction weve come to expect from jj which allows it handle much higher plate voltages than the typical 6v6 tube. Special plate alloy material and gold plated control grid. All telefunken branded tubes are hand picked to be the best examples of eastern european construction in the. Harries is believed to be the first engineer to discover the critical distance effect, which maximized the efficiency of a power tetrode by positioning its anode at a distance which is a specific multiple of the screen grid cathode distance. Beam pentode for af power amplifier applications, 6l6gc datasheet, 6l6gc circuit, 6l6gc data sheet. Sovtek claims it has 20 percent higher output than their 5881wxt.
Known for their reliability and articulation, the jj 6l6gc is a great option guitar amplifi. Jj 6l6 6l6gc jj 6l6 gc 6l6 triode ra jj 6l6gc 6l6g 6l6gc pin connection 7581 tube tube 6l6. The 7581a is unilaterally interchangeable with the 7581 and the 6l6 gc. It has fat low end and full mid tones with very good tone separation and a smooth, clean high end. Octal u f 6,3 v i f c a0,9 a typical characteristic. Jj electronic vacuum tubes, capacitors, amplifiers. Nov 17, 2016 el34 is a glass envelope power pentode having a plate dissipation rating of 25 watts with convection cooling. Svetlana sv6l6gc high performance audio beam power tetrode he svetlana sv6l6gc is a glass envelope beampower tetrode intended for highpower audio amplifier service. Built to rigid military standards, the sovtek 5881wxt will tolerate higher voltages than most other 6l6 tubes.
Ive been using jj s in my fenders for several years now and i have had no problems. The preferred oem tube of 50sera fender tweed champ and deluxe amplifiers the tungsol 6v6 has a geometry designed to safely handle the higher voltages used in guitar amps plus heavier plate and grid materials. Ua 450 v wa 40 w maximum plate curent of everage tube for fixed bias ia 70 ma maximum plate curent for manually adjusted. Electrically, they require about 20v less than a 6l6 to bias correctly.
This tube is commonly found relabeled by fender and groove tubes to gt6l6b. May 23, 20 the 12ax7 is a miniature highmu twin triode, each section of which has an individual cathode connection. This high quality beam tetrode tubes used in output stages of low frequency amplifiers. The jj 6ca7 is now in direct competition with the eh 6ca7. With the former, you get a bit less volume and headroom, but very nice tone, lively mids, warm and earfriendly in overdrive. El84 datasheet pdf vacuum tube philips, pentode triode, el84 pdf, el84 pinout, el84 equivalent, el84 data, circuit, el84 schematic, el84 manual. A 50 watt amp with two 6l6 or el34 tubes, or a 100 watt amp with four 6l6 or el34s, is a pushpull. Jj 6l6 6l6gc jj 6l6 gc 6l6 triode ra jj 6l6gc 6l6g 6l6gc pin connection 7581 tube tube 6l6 text. Vacuum tube 6v6, jj electronics antique electronic supply. You can find references all over the net about being able to run a lot of 6l6 based amps with 6v6s. Double triode ugv uav4 3 2 1 0 0 1 2 3 4 5 6 0 50 100 150 200 250 300 350. Vacuum tube 6l6gc, jj electronics antique electronic supply. 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.
Beam pentode 5881 is a beam power pentode with a maximum plate dissipation of 23w in the classical short bulb. Holding them side by side, the only visible difference is the square hole in the plate. The 6p3s output beam tetrode are miniature devices enclosed in glass bulb and are provided with a octal 8pin base, rigit leads and an indirectly heated oxidecoated cathode. This is more accelerated on output power tubes like 6l6. Thanks to its robust construction it is very reliable. Beam pentode for af power amplifier applications, 6l6 gc datasheet, 6l6 gc circuit, 6l6 gc data sheet. When i read the babble on audioasylum, the experts confuse me. My sovtek 5881 wxt 6l6 wgc tube guide has been immensely popular, and i thank everyone for the many emails i receive. It is especially suited for use in resistancecoupled voltage amplifiers, phase inverters, multivibrators, and numerous industrialcontrol circuits where high voltage gain is desired. The jj electronic 6l6gc is the classic pentode built with the rugged construction that only jj could deliver. This jj 6l6 gc tube is a high quality option for both guitar and home audio tube amplifiers. Posted on february 2, 2016 september 18, 2019 by pinout. Today, this rich history continues with the introduction of new production tubes from telefunken. Jj 6l6gc vacuum tube quartet platinum matched the czechslovak heritage of superior industrial craftsmanship continues with the new line of tesla tubes.
Class a1 singl tube pushpull u a 250 v 270 v u g2 250 v 270 v u g1 14 v 17,5 v. Antique electronic supply makes no claims, promises, or guarantees about the accuracy, completeness, or adequacy of. Gec beam pentode for af power amplifier applications,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. But, recently i just swapped out a pair of almost new jj 6l6 s for a pair of sed 6l6gcs. This 6l6 tube features larger plate dimensions and improved grid structure for increased power handling capabilities. Most new production 6l6 s will dissipate enough heat to make between 50 to 60 watts from a pair in push pull, or lets say 25 to 30 watts each. Each tube is meticulously measured for all critical parameters of performance including transconductance, gain, noise, and microphonics. As you use your tube amp, tubes wear out due to the heat it generates. El84 datasheet pdf pentode triode, vacuum tube philips. It also features mica spacers with metal springs to eliminate tube rattle and microphonics. Tungsol 6l6gc the 6l6gcstr is a beampower tetrode primarily designed for use in audiofrequency power amplifier applications. 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. Dec 28, 2019 kt66 gec datasheet the kt66 had less rapid kt6, longer electron paths, and almost no kink.
Duet and quad output tubes are stocked in platinum matched sets. Recent listings manufacturer directory get instant insight into any electronic component. This is now another sovtek tube that falls short of the original svetlana in all respects. Beam pentode 6l6gc is a beam power pentode with an octal base and power of 30w for use in 6l6 amplifiers. The bottom end sounds clearer and more distinct with 6l6 s, but there is also a lot to be said about the el34s, too. U a 250 v u g2 250 v u g1 7,3 v i a 48 ma i g2 5,5 ma s 11,3 mav. The sovtek 5881 wxt6l6 wgc tube guide ii cracking the sovtek tube code. This kt66 tube is rated to handle 550v of plate voltage and screen voltage. The mids are full with a fair amount of harmonic content. Noval u f 6,3 v i f 0,760 ma typical characteristic. The jj electronic 6v6s is another modern classic from jj.
The result better mids and bottom while keeping the smooth top of the classic 6v6s. Elektroakustik, in partnership with jj tubes from the. Octal u f 6,3 v i f ca 0,5 a typical characteristic. Because of this, there are many versions by different manufacturers. Most of the datasheets are in pdf format and some are links to other html pages. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance. The tone is very balanced and centered around some thick warm midrange tones.
145 880 1499 93 1089 1261 1229 1068 531 1141 438 90 382 872 370 1015 1275 1169 145 66 144 1446 753 908 1078 546 1104 1414 786 742 995 1339 244 22 403 1558 1065 1457 86 1242 88 140 458 780 161 1050 542 1499 1075