Next time you need to retube, insist on tubes from electro harmonix. If you want great sounding tubes at a very reasonable price, then electro harmonix tubes should be on your l el34eh. Electro harmonix b power vacuum tube the b power vacuum tube is a directly heated power triode for use in hifi amplifiers. The 7868 is a power pentode contained in a t9 bulb with a. We created several and we have redrawn some schematics that were already available on the internet for readability or ease of use these needed an easiertoread format, corrections or part identifiers. 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. El34 is a glass envelope power pentode having a plate dissipation rating of 25 watts with convection cooling. If you want great matched tubes at a reasonable price, then our tubes and tube accessories should be on your list.
This is the electro harmonix s 6h30pi twin triode tube. Here is a list of the schematics that are exclusive to this site. Nos tube specification sheet nos tube specification sheet. Electro harmonix 7868 eh vacuum tube quartet platinum matched electro harmonix is rocking the vacuum tube community with the superior quality of the eh series tubes. The 12ax7, also known as ecc83, is a vacuum tube that is a miniature dual triode 6av6 with high voltage gain. A pair of kt150s can allow an amplifier with a power output approaching 300 watts to be built. Electroharmonix, 5501 2 street, long island city, ny. El34 datasheet vacuum tube of power pentode philips.
Our new ehx strings electroharmonix electric guitar strings are customdesigned to our specifications and made in the usa by a premiere string manufacturer. Rc30 tube manual for a 35 watt phonograph amp, come to think of it theres a 7868. It is a premium quality 12au7 tube built to match the performance of the. The manual is divided into the following basic sections. The worlds only new production 6bm8 featuring a more robust plate structure for better sound.
The pins on the 7868eh are slightly thicker than the original 7868. The sound is nice much smoother than the jj 6v6 i had in there previously. Electro harmonix 7591a eh vacuum tube quartet platinum matched. Electro harmonix electro harmonix is a new york based company known. Electroharmonix el34 power tube el34eh electroharmonix. The big muff pi is a fuzzbox produced in new york city by the electroharmonix company, along with their russian sister company sovtek, primarily for use with the electric guitar. View and download electroharmonix pitch fork user manual online. Latest version with support rods to reduce microphonics.
Electroharmonix 6ca7 big bottle tetrode precision matched. This rugged tube also found a home in the 59 fender bassman and servo amplifiers used in b52 bombers. Be sure to insist on genuine tungsol vacuum tubes the next time you retube youll be getting the absolute best possible tubes for any demanding. Vacuum tube 7868, electroharmonix antique electronic supply. These have been tested in realworld conditions and they have proven to be a great tube, so you can relax and get back to playing your norman greenbaum. Electro harmonix 2880 pdf get the guaranteed best price on looper effects pedals like the electro harmonix classics super multitrack looper guitar effects pedal at musicians. Hum debugger demo by dave weiner hum eliminator youtube. Tubes free delivery possible on eligible purchases. Most of the datasheets are in pdf format and some are links to other html pages. I would have to say that the electro harmonix 6ca7eh has more tonal range, and is a nice middle ground between an el34 and a 6550, in terms of the clarity, and range of the 6550s and a nice early breakup and great crunch of the el34. Vacuum tube 7868, pentode, power amplifier power pentode for output stages of high. The electroharmonix 6v6 is warm sounding, with a sweet sustain and crunchy overdrive, making it a very musical tube.
Price includes extended burnin and precision matching. Electroharmonix pitch fork user manual pdf download. Electroharmonix 7868 eh vacuum tube quartet platinum matched. Tubedepot carries a selection of 7591a 7868 compatible power vacuum tubes. As the supply of vintage 6bm8s dries up, it is good to see a reissue of their vintage counterpart. Dec 16, 2015 a scan from the manual shows some of the settings diagrams.
These are electro harmonix el84eh power tubes in platinum matched sets. Please see the substitutes at the top of the page for more details. The 12ax7 was originally intended as replacement for the 6sl7 family of dualtriode amplifier tubes for audio applications. The electro harmonix el84 power pentode is the perfect replacement for the vox ac30 output tubes also recommended output tube replacement for peavey classic 30 and fender blues junior.
The electro harmonix 12au7a ecc82 is a brand new preamp tube that is made in russia. A digital looper with seeminglessly endless potential. In september of 1950 tungsol introduced the 5881, an uprated and industrial version of the 6l6ga with a 23. A favorite among hifi audiophiles, provides excellent value for the price. Electro harmonix is one of the largest tube manufacturers in the world. Also recommended output tube replacement for peavey classic 30 and fender blues junior. Buy electro harmonix b eh vacuum tube duet platinum matched. I will include a removable saddle with each socket. Because of our tradition of supplying the highest quality tubes, we are. Electroharmonix el84 matched power tubes medium duet. View and download electroharmonix voice box quick start manual online. The electro harmonix 12au7a ecc82 gold tubes are a goldplated pin version of their very popular preamp tube. Electroharmonix nano looper 360 manual pdf download.
Electroharmonix introduces the oceans 12 featuring two simultaneous, independent, stereo reverb engines, series and parallel control for the dual reverbs, 24 presets and advanced io allowing for stereo inout, splitting reverbs to left and right channels, or mono sendreturn with pre and post reverb options. The plain strings are made from the same high carbon steel as the hex cores. Electroharmonix 7868 power pentode tube with novar base. It provides detailed, musical tone that rivals the most desirable nos types tube socket noval. Electro harmonix 6h30pi datasheet pdf datasheet catalog. Electroharmonix 6973 power tube beam power amplifier used in vintage. Eventually theres nothing else to record, so we plug in our usb cable and drag the new loop info from the to our desktop folder of loop. Used in later versions of equipment that used 7591. Electroharmonix big muff pi effect schematic design. Thank you for purchasing the electroharmonix 95000 performance loop laboratory. While it looks like it was duplicated on the office copy machine, it does give you the essential info about the instruments emulated, playing style, the presets and more. Please set aside some time to read this manual and familiarize yourself with this unique instruments layout and operation. Electroharmonix voice box quick start manual pdf download. Apr 09, 2009 the hum debugger turns it into dead silence, courtesy of a little ehx magic.
We design and manufacture our tubes, engineered for demanding high fidelity, reliability and overall warmth. I like the electro harmonix tubes, but this particular one had a small crack in the glass at the base so i had to return it. It is designed for output stages in high fidelity audio amplifiers and can furnish. Each wound string is precision wrapped with round nickelplated steel onto a high carbon, hexagonshaped steel core. Apr 12, 2010 the signal pad is a passive attenuator that allows you to instantly switch to a different preset volume. The electroharmonix 6ca7eh big bottle tetrode is the budget sleeper tube of the new production el346ca7kt77 family. Our thoughts go out to all who are affected by covid19. Electron devices svetlana typical operation af power amplifier, class a1 single tube plate voltage 250 v grid 2 screen voltage 250 v. Here youll find a modest collection of datasheets for some popular tubes. Buy electroharmonix 7591a vacuum tube, matched quad.
These tubes are a faithful reproduction of the original 7868 which is no longer in production. It is intended for audio frequency power amplification service in either pentode, ultralinear or triode connection and single or pushpullparallel applications. Vacuum tube 7868, pentode, power amplifier ce distribution. The electro harmonix 6ca7 is built to withstand todays highgain amps while still retaining the detailed tone and component integrity of the original. Electro harmonix owns 100% of the largest remaining vacuum factory in the world. Its like your guitars volume knob, with a fullypassive and colorfree circuit.
The electro harmonix is oem in most current guitar amplifiers. A fairly obscure tube but popular enough that electro harmonix decided to reissue it. Our new ehx strings electro harmonix electric guitar strings are customdesigned to our specifications and made in the usa by a premiere string manufacturer. Most use heaters which can be optionally wired in series thus half the voltage is across the tube at rest, half across the load resistor. The el84 is the most common low power pentode tube, popularized in early vox ac30 amps. Electro harmonix b power triode tube with gold pins. View and download electroharmonix nano looper 360 manual online. Electro harmonix rectifier 5u4gb eh filamentary twin diode fullwave power. Electro harmonix tubes are all new designs and are of excellent quality. Then keep the manual close by to use as a reference guide. Block diagram, pinout and 6h30pi circuit application inside. Also great for those other ampegs that had 7868 subs from the factory. It is popular with tube amplifier enthusiasts, and its ongoing use in such equipment makes it one of the few smallsignal vacuum tubes in continuous production since it was introduced. The electro harmonix kt88 has excellent tonality, with a full bodied sound, and great dynamics.
Many oems use relabeled electro harmonix vacuum tubes in their amplifiers. Again, we are very conservative, having seen the hot new tube being to too cool. So you no longer have to pay over the top prices for nos 7868 tubes to keep your amp running, especially the ampegs and fisher amps that are reliant on these. Electro harmonix was the first company to introduce, manufacture, and market affordable stateofthe art stompboxes and remains a pioneer and leading manufacturer of guitar effects pedals. A quick web search showed me that others have had this problem with the eh 7868 tubes. Designed to the exacting specifications of the philips 6ca7 tube, this classic tetrode returns to life in a big bottle design.
The result better mids and bottom while keeping the smooth top of the classic 6v6s. The electro harmonix 6v6 is warm sounding, with a sweet sustain and crunchy overdrive, making it a very musical tube. Electro harmonix sound effects are world renown for the soulful warmth of their analog sound and their line of eh premium tubes continues in this tradition of classic tone. Most of these datasheets are in english except where noted otherwise. With a massive plate dissipation of 70 watts, the tungsol kt150 is the most powerful octal beam tetrode ever produced. Electroharmonix us96dc200bi 9vdc guitar effects power. The electro harmonix el84 power pentode is the perfect replacement for the vox ac30 output tubes. I found a newold stock tube that wasnt cheap, but sounds great. Not a noise gate, and not a noise suppressor but a real hum extractor. All these links open in a new browser window so that you can return quickly to this page without having to reload. Parts free delivery possible on eligible purchases. El34 vacuum tube made by electro harmonix pentode this site uses cookies to deliver services in accordance with the cookie files policy. New tested electro harmonix 6bm8 ecl82 vacuum tube.
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