Using a 12au7 in the clean channel of my supersonic. Well yes, first computers were tube operated, and were. Datasheet 24bit dac the well regarded 112db snr pcm5102 is used to convert the i2s stream to drive the single triode tube stage at 24bit up to 192khz frame rate tube rolling the 502hta supports both 6dj8 default is jj 6dj8 and 12au7 type tubes. Welcome to electronic components datasheet pdf search and download, one of the most visited datasheet search website. Double triode quick reference data anode current ia10,5ma transcoductance s2,2mav amplification 17 heating heating is indirect by ac od dc, with serial or parallel supply. The temperature inside such tube computers was very high, and even the ambient temperature was a lot higher than for a household radio or tv. The size of the particular datasheet pdf file is shown in the datasheet index or master index. Pdf 12au7, k556 itd826 7247 tube 7025 tube tubes 12au7 12au7 tube 12au7 7247 12au7 general general. The 12ax7 is a miniature highmu twin triode, each section of which has an individual cathode connection. It belongs to a large family of dual triode vacuum tubes which share the same pinout retma 9a. The 12bh7 double triode is pin compatible with the ecc81, ecc82 and ecc83 series references.
Frank philipse pocnet mirror patrik schindler 12ay7. Finding the datasheet is as easy as a few clicks of your mouse. Triode section similar in characteristics to one half of a 12ax7. 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 the 12at7 has somewhat lower voltage gain than the.
Ecc82 is 12au7 medium gain preamplifying double triode. Please let me know if you find anything that is incorrect or missing and i. A centertapped heater permits operation of the tube. Our vast collection includes more than 900,000 datasheets that you can easily download for fast. Please see the substitutes at the top of the page for more details. The coating helps improve radiation efficiency for better cooling. Vplate250v, vgrid4, iplate3ma, gm1750, rplate25kohms. Si12au7 tubedepot vacuum tubes pcb electronics supply. Pentode, miniaure double triode,alldatasheet, datasheet, datasheet search site. Jj ecc82 12au7 datasheet pdf download adobe acrobat pdf reader. The brimar type 12au7 is a miniature indirectly heated twin triode. Pdf 12au7, k556 itd826 7247 tube 7025 tube tubes 12au7 12au7 tube 12au7 7247 12au7 general general electric 12au7 output transformer tube 12au7. Key data and drawings are shown below, or you can download the 12ax7 datasheet in pdf format.
Any exceptions will be noted on that tubes warranty tab. Provides a very smooth sound with welldefined tones suitable for audio and guitar amplifiers. All 12at7 ecc81 6201 cv4024 12au7 ecc82 cv4003 5814 12ax7 ecc83 cv4004 5751 6922 6dj8 7308 pcc88 6sl7. May 23, 20 the 12ax7 is a miniature highmu twin triode, each section of which has an individual cathode connection. Gold lion ecc82 b749 datasheet pdf download adobe acrobat pdf reader. Type 12bh7 was first introduced in the 12bh7 double triode is pin compatible with the ecc81,2,3 series from mullard but references. Generally ive given up usings subs in my amps but in this case im fighting probably the wrong type pot in the clean channel. The 12au7 is more or less the miniature version of it. Eirc electronic tubes factory data sheet ecc8212au7 page 1 of 4 telephone. Ecc8212au7 datasheet, ecc8212au7 datasheets, ecc8212au7 pdf, ecc8212au7 circuit. Please let me know if you find anything that is incorrect or missing and i will try and fix it. Double triode 5 ugv iama uav25 20 15 10 5 0 0 0 5 10 15 20 50 100 150 200 250 300 350 400. The operation is the same on eithertubethe voltage range over which the current is nearly constant is given together xatasheet a maximum andtube may be operated.
Never used a euro 12au7 type that i consider sweetwarm with the exception of a handfull of mullard 12au7 types have most common euro telefunkenamperexsiemens versions. There are many equivalent tubes with different names, some. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. All our tubes are guaranteed for 3 months from the date of purchase. The side view of the anode shows the ridges pressed into the sheet to aid rigidity. This tube featured superb linearity and extremely low noise. Each triode unit is a separate structure, the heater connections only being. According to 12ax7 datasheet, the 12ax7 is a miniature highmu win triode each section of which has an individual cathcode connection. Finding the datasheet is as easy as a few clicks of your. It is especially suited for use in resistancecoupled voltage amplifiers, phase inverters, multivibrators, and numerous industrialcontrol circuits where high voltage gain is desired. Double triode 12ay7 is a medium gain preamplifying double triode.
The 12au7 and its variants are a miniature ninepin b9a base mediumgain dual triode vacuum tube. Double triode,alldatasheet, datasheet, datasheet search site for. The only tube that allows me to turn the volume knob past 2 before its insanely loud and starts to break up big time. The 12ax7, also known as ecc83, is a vacuum tube that is a miniature dual triode 6av6 with high voltage gain. Tube datasheets vary from 14 of a page for types that reference other datasheets. The 12au7 is a double triode with separate cathodes. If the page is blank click here ge 12au7 datasheet. The reissue genalex gold lion ecc82 b749 12au7 tube features gold plated pins and has been carefully engineered to recreate all of the attributes of the original.
The 12ax7 is a miniature high mu twin triode each section of which has an individual cathode connection. However, you might go broke trying to find a decent warmsweet mullard pair, imo, as their soundquality for this particular tube type is all over the map different. Tube 12ay7 or rohre 12ay7 id5297, double triode, noval, b9a and audio frequency shown. Si12au7, vacuum tubes, sino 12au7 preamp vacuum tube. The temperature inside such tube computers was very high, and even the ambient temperature was a. The 12ax7 is especially suited for use in resistancecoupled voltage amplifiers, phase inverters, multivibrators, and numerous industrialcontrol circuits where high voltage gain is desierd. There are many equivalent tubes with different names, some identical, some designed for ruggedness, long life, or other. So along with a digital tube computer comes a storage room, with a few thousand spare 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.