Welcome to the tube data sheet locator, a popular web resource for finding data on vacuum tubes. 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. Eirc electronic tubes factory data sheet ecc8312ax7 page 1 of 4 ecc83 is a. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. The 6c10 is a threesection 12ax7, and the 6d10 is a threesection 12at7. The hard rock band recorded this session live at kxlu 88. Ecc8112at7 page 1 of 4 franks electron tube data sheets. A comparison of current production 12ax7 tubes by kurt prange rca and sylvania first introduced the 12ax7 to the world in the late 1940s. You reach this tube or valve page from a search after clicking the tubes tab or by clicking a tube on a radio model page. Com is the biggest online electronic component datasheets search engine.
High gain, ultralow microphonics, and superb linearity with a dynamic 3d sound. If the page is blank click here rca 6fq7 6cg7 datasheet. We do not know these differences as the 3bs2b tube data is not available. You even can look up radio models with a certain tube line up. You will find thousands of tubes or valves with interesting links. Ecc8312ax7 page 1 of 4 franks electron tube data sheets. Twin triode, 12ax7 datasheet, 12ax7 circuit, 12ax7 data sheet.
Eirc electronic tubes factory ecc83 12ax7 ecc83 is a. Try searching the tube data sheet locator, the worlds biggest index of tube. It uses four 12ax7 vacuum tubes in serial commoncathode configurations and buffer stage to provide sufficient voltage gain for. My experience has also brought me to this conclusion. 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. Gec, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. The eh 12au7 replaced the v3 reverb driver 12at7 in my blackface super reverb with hammond tank. Domestic us shipments under 1 pound usually ship usps first class.
Ltspice and vacuum tube models last updated 111107 17. Key data and drawings are shown below, or you can download the 12ax7 datasheet in pdf format. Full 1951 tube manual 364 pages, 15mb pdf file introduction forward, table of contents 89kb tube data section 1 0a3 through 6b4g 3. To search for tube data, simple click the search link on the left. Gec twin triode,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Ecc81 datasheet pdf the mullard ecc81 was designed for rf use and is of medium impedance. Double triode quick reference data anode current ia1,2ma transcoductance s1,6mav amplification 100 heating heating is indirect by ac od dc, with serial or parallel supply. If your amp calls for 12ax7, and can tolerate those additional requirements, you can sub a 12ax7.
Mullard 12ax7 ecc83 new production preamp vacuum tube. Ive done that before with electricallysimilar e180cc, and the character change is bold. Eimac power grid tubes quick reference catalog 175 pdf. Appendix a individual effects the tube effect uses the two 12ax7 tubes to alter the audio signal in a more traditional manner. I am tube rolling in my rogue atlas magnum power amp for audio applications. I recommend that if you dont already have it you download the latest version of adobe reader. It supports both mm or mc phono input with riaa compensation. Today, it is by far the most common preamp tube used for electric guitar amplification and there is an almost overwhelming supply of current production options to choose from.
The 12au7 is probably the first noval b9a tube ever, registered on october 18, 1946, in the electron tube registration list, followed by the 2c51, registered on november 25, 1946. As prairie dawg said, they do tend to be quite microphonic. Lower gain tubes have allowed the amplifier to yield more detail in the music. Heres another to try out, a small el846bq5 amp with a pair of ecc83 12ax7 stages and negative feedback. Double triode quick reference data anode current ia10ma transcoductance s5,5mav amplification 60 heating heating is indirect by ac od dc, with serial or parallel supply. Each cad and any associated text, image or data is.
If you have never used this facility before, click the help link on the left for detailed instructions. Package drawings, standard packing quantities, thermal data, symbolization, and pcb design guidelines. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. Text in other languages may differ dimensions whd incl. The free shipping option allows tubedepot to choose the most appropriate carrier and service.
Another example with a pair of el346ca7 being driven by the ecc8112at7. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Fundamentals of amplification this chapter deals with the design and analysis of the basic triode gain stage, which is the main building block of a valve preamp. Eirc electronic tubes factory data sheet ecc8112at7 page 1 of 4 telephone. Get a late tube era data book antique electronic supply has them for year 1974 and study it. Absolute sound quality of a tube itself isnt critical in this position so expensive nos isnt a must, its just a matter of degree of drive gain, how that makes the reverb tank sound both tonally and in terms of sproingyness, and how it affects the useful setting range of the reverb. I still dont know the manufacturer of this particular tube. Low gain edition 2v input sensitivity with full suit of hashimoto sansui transformers, with max of 4. Download the zip file and extract the files to where you normally store your ltspice schematics. Files are available under licenses specified on their description page. To date, this jj 5751 is my preferred tube instead of a variety of 12ax7. All structured data from the file and property namespaces is available under the creative commons cc0 license. It was developed around 1946 by rca engineers in camden, new jersey, under developmental number a4522. Package drawings, standard packing quantities, thermal data, symbolization, and pcb design guidelines are available.
It has much higher transconductance, and much lower dynamic plate resistance than a 12ax7. Free electronics schematic diagrams downloads, electronics cad software, electronics circuit and wiring diagrams, guitar wiring diagrams, tube amplifier schematics, electronics repair manuals, amplifier layout diagrams,pcb software for making printed circuit boards, amplifier design software cad for drawing circuit diagrams free download. This manual is the better one for loctal data some types were moved to obsolete status and into the condensed data section by 1959. Please see the substitutes at the top of the page for more details. It belongs to a large family of dual triode vacuum tubes which share the same pinout eia 9a, including in particular the very commonly used lowmu 12au7 and highmu 12ax7. I use in conjunction with an eh 12au7 gold that drive kt 120 tubes.
The entire 1945 taylor tube catalog in pdf format note, 1. Tube 12be6 or rohre 12be6 id2630, pentagridconverter heptode, miniatur7pinbase b7g, usa 1940 and pentagrid new shown. This is the most liquid silky high end sound you can hear. You can give them a try, but if you dont like a 12at7 subbed in whatever position you try, you will probably not like the 12av7. May 23, 20 a centertapped heater permits operation of the tube from either a 6. Tube 12a6 or rohre 12a6 id2818, beam power tube, octal int. All information is deemed reliable but not guaranteed. The grabcad library offers millions of free cad designs, cad files, and 3d models.
It was released for public sale under the 12ax7 identifier on september 15, 1947. A centertapped heater permits operation of the tube from either a 6. They draw twice the current of a 12ax7, and the glass envelope is about 38 taller. Eico 666 tube tester coletronics tube data 1978 sm service. Mostamperex, mullard, philips and valvo tubes are marked with a group of symbols which contain coded information relating to the type, place of manufacture or country of origin, and the date of manufacture.
Socket 9pin to12ax7, 12au7, 12ay7, 6j8 3d cad model. Ecctk tube bakugan pdf here my blog where i share pdf files with my readers. Tube 12ba6 or rohre 12ba6 id2819, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown. See that all tubes are firm ly seated in their proper sockets, and that a good electrical contact exists between tube prong and socket. Some of this material is general and applies as much to hifi circuits as to guitar amps, but some of it is very.
Results 1 36 inside tube amps download ebook pdf, epub, tuebl, mobi inside tube amps. It belongs to a large family of dual triode vacuum tubes which share the same pinout eia 9aincluding in particular the very commonly used low mu 12au7 and highmu 12ax7. The 12ax7, also known as ecc83, is a vacuum tube that is a miniature dual triode 6av6 with high voltage gain. Description the 6f12p wideband triodepentode has been designed for use in frequency converting stages and highfrequency or lowfrequency amplifiers. In the table below is a list of all the generally useful 6v and 12v filament compactron tubes that i know about. Join the grabcad community today to gain access and download. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. I dont think i would use it as a replacement for a 12ax7, but i might try it for a phaseinverter on an amp that uses 12at7 there, for a cleaner sound. View and download peavey tubefex operation manual online. Mesa boogie amp datasheet in around as an datasheet alternative to datasheet use datasheet in place of the first ecc83 12ax7 in the preamp. You can use all semiconductor datasheet in alldatasheet.
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