And that will be the driver signal, when it is low impedance. Dec 12, 2019 shop with confidence on ebay buy e80cc vacuum tubes online, in stock and ready to ship. Ive also posted sylvania tube manuals on their own page. There are many equivalent tubes with different names, some identical, some designed for ruggedness, long life, or other. After that, my wife and i visited the krons in prague, seeing and hearing much about dh tube manufacturing in the old tesla tube lab premises they now own. Having such great results with the tungsram e80cc, ive been looking for other e80ccs to try in my cary cd 301 uses 4 12au7s. Comparing eight tubes for low power amplifiers article submitted by mike zivkovic of teresonic. This index has a wide collection of vacuum tube or valve circuits or schematics, that can be very useful for the enginner or the student who need a circuit or schematic for reference or inf at category vacuum tube valve circuit page 6. Aikido 9pin mono pcbs and 5687 pcbs and hybrid tube. Data sheet containing technical information, illustrations and photographs of ecc81 mullard tube12at7 rca valve 12at7 tube data tel.
E80f is nominally an rf tube that happens to work well in audio frequencies, so by nature it has a much wider frequency range than an audio only tube because it has to be able to operate at very high frequencies. See more ideas about vacuum tube, tube and valve amplifier. One tube i will be trying out is the e80cc, as i remember it winning a sonic shootout we held over ten years ago surprisingly, none of my audiophile friends were moved to use the tube in the future, as no one else had heard of the tube. Adgfb 48 channel faultprotected analog multiplexers features low on resistance typ fast switching times ns max t off ns max low. A lower distortion replacement is the e80cc with slightly different operating parameters and double the filament current requirements. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. May 08, 2000 having such great results with the tungsram e80cc, ive been looking for other e80cc s to try in my cary cd 301 uses 4 12au7s. This tube is essentially two 6c4s or two ec90s in the same envelope. I replaced it with a nos tungsram e80cc and never regretted that.
So the noise free signal from the driver and the noise from the tube, will not simply add up, but only one of the two will win. It belongs to a large family of dual triode vacuum tubes which share the same pinout retma 9a. Keywords, e80cc, datasheet, pdf, philips, double, triode, 80cc, 0cc, cc, e80c, e80. Ecc802s ec1030 6080 telefunken n6211 6922 eh qqe 03 32 ef 804 e80cc e288cc text. Anyone using e80f or 6084 instead of ef86 the gear page. Although originally intended for deflection service, its fairly low plate resistance and decent linearity make it an interesting choice as a driver for power tubes as well as a suitable voltage gain input tube for output stages mu of 17, so output stage bias of 20 to 30 is ideal. Ac2 triode for use as af amplifier or as oscillator together with an ah1.
Ac2 triode for use as af amplifier or as oscillator together with an ah1 mixer. If you find a product of interest without a calibration version, our customer support will be more then helpful to clarify this topic for you. Many files on this site, especially scanned documentation, are in adobe acrobat pdf format. I read online somewhere that a 6v4ez80 can be used in place of a 6ca4ez81 tube. 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. This has nothing to do with the c3g or c3m itself, but since c3g, c3m can be used in pre amplifiers, or even phono amplifiers, i think it is meaningful to. Mar 26, 2020 adgfb data sheet, alldatasheet, free, databook. Buy e80cc vacuum tubes online, in stock and ready to ship. Jul 10, 2012 the e80cc is my favorite small signal tube. Tube e 90cc or rohre e90cc id18758, double triode, miniatur7pinbase b7g, usa 1940 and shown. As of 2012 update the 12au7 continued to be manufactured in russia, slovakia jj electronic, and china.
E80cc tube 6085 telefunken ra telefunken ra 200 e80cc tube 6085 tube receiving tubes text. The e80cc is a special quality double triode introduced in the thin glass tube envelope is 20 mm in diameter and, excluding the b9a base pins, is. The revenge kr842vhd amplifier lundahl transformers. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes, or discharge tubes. Shop with confidence on ebay buy e80cc vacuum tubes online, in stock and ready to ship.
In modern use it is highly regarded as an audio voltage amplifier due to the matched sections and good linearity. The philips are known to have more midrange depth and presense. This page contain electronic circuits about electronic vacuum tube or valve circuits circuits and schematics. The heater voltage is a bit different, but it doesnt seem to be an issue. Noval content 1 pcs now buy online with ease from, your online. The e80cc is a special quality double triode introduced in 1957. Tube e 80cc or rohre e80cc id4042, double triode, noval, b9a and universal shown. Ef80 tube pdf vacuum tube ef 806 bx 6 pentode v 10 ma number of pins. This is a list of european mullardphilips vacuum tubes and their american equivalents.
Jan 01, 2020 shop with confidence on ebay buy e80cc vacuum tubes online, in stock and ready to ship. There are some example digital circuits that could use this type, e. Capacitor input f 50 hz u tr eff 2x250 2x350 2x450 v r t 2x150 2x230 2x310. The e90cc was designed for high speed and high reliability digital circuits, as the datasheet says, it has 10,000 hours lifetime and is not designed for amplifiers with low noise etc. I 160 150 100 ma c 50 50 50 f u 245 352 497 v choke input f 50 hz u tr eff 2x250 2x350 2x450 v i 180 180 150 ma l 10 10 10 h u 199 288 378 v limiting values. Pinnacle alloys er80sb8 has a nominal composition wt% of 9 cr, 1 mo. The e90cc was designed for high speed and high reliability digital circuits, as the data sheet says, it has 10,000 hours lifetime and is not designed for amplifiers with low noise etc.
Tube special quality triodepentode, e80cf datasheet, e80cf circuit, e80cf data sheet. Using a latestgeneration tube from czechoslovakia, hes put to gether a. Neumann u47, u48 and u67 microphones were originally used by the beatles for their 1960s concerts and recording sessions. He mainly spends his free time with his family at a. E80cc a special quality double triode vacuum tube that is a direct or indirect substitute of 12au712at712ax7 due to its identical heater voltage and pin out but draws twice as. The circuit was designed to create a power amplifier circuit that will utilize e80cc and el34 vacuum tubes for better results while providing 35 watts of power. The thin glass tube envelope is 20 mm in diameter and, excluding the b9a base pins, is 68 mm tall. Before the advent of semiconductor devices, thousands of tube types were used in consumer and industrial electronics. Thanks to frank philipse for supplying the above pdf datasheet. Nxp, alldatasheet, datasheet, datasheet search site for electronic. The 12bh7 tube is a double triode in one envelope with a 9 pin base. In my system, which includes a cayin ta30 integrated and legacy classic speakers, the tungsrams sound more balanced and actually less fatiguing than the philips gold pin e80ccs i have. Many tube amplifiers use the common 12au7 ecc82 and various simular versions such as the 5814, 5963 and 6189 tubes.
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