Because of this, there are many versions by different manufacturers. Kt88 datasheet, kt88 datasheets, kt88 pdf, kt88 circuit. 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. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance.
Hello i just bought 4 sovtek 58816l6wgc tubes and id like to install them to my jcm 900. I am thinking for one thing, that neither is a real 5881. At the bottom of this page youll find some links to other tube datasheet sites in case you cant find what youre looking for here. They were recommended for the type of hard touring i was doing. Does anyone know the difference between these and the sovtek 6l6wxt. The following guidelines should be taken into account. Does that mean that the wxts are higher qualitybuild. Tungsol 6l6gc the 6l6gcstr is a beampower tetrode primarily designed for use in audiofrequency power amplifier applications.
High gain, and low noise, is nicely balanced all around not bright. Jai trouve des infos concernant les sovtek 58816l6wgc. Twin triode, 12ax7 datasheet, 12ax7 circuit, 12ax7 data sheet. Most of the datasheets are in pdf format and some are links to other html pages. Sovtek sells the current versions with the standard base we are used to. I also have a vht special 6, running an old tung sol 5881. Block diagram, pinout and 6h30pi circuit application inside. If you are looking to retube factory installed 6l6 with coin base, 58816l6wgc is usually the exact replacement. El34 datasheet vacuum tube of power pentode philips, el34 pdf, el34 pinout, el34 manual, el34 schematic, el34 equivalent, el34 data. Both my tube manuals rca and sylvania list the 6l6 metal, 6l6g coke bottle, and 6l6gc at 360v max in class ab vs. El34 datasheet vacuum tube of power pentode philips. My sovtek 5881 wxt 6l6 wgc tube guide has been immensely popular, and i thank everyone for the many emails i receive. It is used by soldano, marshall and others as their oem valve. Svetlana sv6l6gc high performance audio beam power tetrode he svetlana sv6l6gc is a glass envelope beampower tetrode intended for highpower audio amplifier service.
The sovtek 5881 wxt standard base is a very reliable, well made 6l6 alternative with a warm, round tone. This high quality beam tetrode tubes used in output stages of low frequency amplifiers. When i retubed, i put in svetlana 6l6gcs, and the amp sounds even better. Available in singles, matched pairs and matched quads. Tung sol brown base is the same as 6l6gb not to be confused with the modern sovtek 5881. 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. It was designed to be a more rugged, longer lasting tube. I put sovtek 5881 wxts in one of my mesa buster heads. The sovtek 5881 wxt6l6 wgc tube guide ii cracking the sovtek tube code. This tube is commonly found relabeled by fender and groove tubes to gt6l6b.
Chances are if an amp uses 6l6style output tubes, it has sovtek 5881s in its sockets. According to 12ax7 datasheet, the 12ax7 is a miniature highmu win triode each section of which has an individual cathcode connection. The el34 is a much loved audio power valve with an anode dissipation of 25 watts. 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.
It gives me a much better sound than a 6v6, and a little more clean headroom. Noval u f 6,3 v i f 0,760 ma typical characteristic. 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 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. The sovtek 5881 delivers a warm, round tone that sweetens any vintage or modern guitar amp design. Please see the substitutes at the top of the page for more details. 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. Kt88 pdf, kt88 description, kt88 datasheets, kt88 view. Octal u f 6,3 v i f c a0,9 a typical characteristic. Things went sideways way back when sovtekeh first saved us by releasing the sovtek waferbase 5881. Check out our 6l6 tube catalog page for 6l6 tubes we stock.
The 12ax7 is especially suited for use in resistancecoupled voltage amplifiers, phase inverters, multivibrators, and numerous industrialcontrol circuits where high voltage gain is desierd. Changement des lampes forum marshall jtm310 19941997 55. The sovtek 6l6wxt matched pair are solidly constructed and the w denotes the ruggedised construction that is used in this top quality valve this improves their lifespan and reliability in service. Triode u a 450 v u g2 450 v w a 30 w pentode u a 500 v u. Extremely consistent from piece to piece, the sovtek 58816l6wgc is probably the most reliable current production 6l6 available. Built to rigid military standards, the 5881 will tolerate higher voltages than any other 6l6. Svetlana sv6l6gc high performance audio beam power. Sovtek 58816l6wgc is the factory installed 6l6 tube in many amps, including marshall and soldano. It also features mica spacers with metal springs to eliminate tube rattle and microphonics. Look carefully at the conditions given for class ab1. The sovtek 12ax7lps is a long plated spiral filament dual triode. This 6l6wxt is modelled directly off of the rca black plate 6l6gc with larger plates and a different grid structure which increases its ability to.
There is no appreciable volume difference between it and my 5881 equipped head. Built to rigid military standards, the sovtek 5881wxt will tolerate higher voltages than most other 6l6 tubes. As i have had blissful sonic experiences with two of the models lower on the totem pole from this manufacturer, the only thing i can trace it to is the sovtek 6550. What is the difference between el84 el34 and 6l6 power. They are a russian servo tube that with some creative rebasing and switching a few pinouts worked as an amp tube, somewhat like a 6l6. The 6l6 has plenty of headroom and does not break up nearly as quickly as the el84 or el34 tubes. This 6l6 tube features larger plate dimensions and improved grid structure for increased power handling capabilities. Folks who know these sovtek 6l6 cousins recommend that you treat them as 23 to 26 watt tubes. Bimos ii dual 8bit latched driver with read back, 5881 datasheet, 5881 circuit, 5881 data sheet. Just picked up a new jadis today, and im none too pleased with the sound. Gec, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors.
The zerosignal plate currents are for 2 tubes, so divide them in half. The sovtek 5881wxt tube is a reliable beam tetrode delivering a warm, round tone that sweetens any vintage or modern guitar tube amp design. The 6l6gcstr has ruggedized construction making it especially suitable for use in musical instrument amplifiers. Sovtek claims it has 20 percent higher output than their 5881wxt. These 58816l6wgcs that i have are the ones with the very thin wafer base. Allegro, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Svetlana sv6l6gc high performance audio beam power tetrode t. Etc beam pentode 6v 3v indirectily heated,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Players with combo amps or those who like to play on max volume may want to reconsider, as the 12ax7lps can be prone to microphonics due to the long plate. However, i searched for a datasheet or specifications about these specific sovtek tubes to adjust the bias but didnt find anything. In fact, theyre frequently used as replacements for the old 7027 model in vintage ampegs.