Rca receiving tube manual, technical series rc30 antique. Easily select individual manual pages and print out. My tubes didnt fry, but one thing ive learned here so far is to watch for and prevent poofs. If this checks out as ok, ill start to put together a shopping list for the rest of the project components. We do not know these differences as the 3bs2b tube data is not available.
The 6cb6a is a short cutoff high impedance voltage amplifier pentode. A 6bg6 is a horizontal output sweep tube for early black and white tvs. This idea has enough merit to warrant further investigation. Converting a swan 700cx transceiver from the 8950 tube to a 6lb6 if you own a swan 700cx or other ham transceiver that uses two 8950 rf tubes for the power amplifier pa, and youre. A high quality reprint of the 1973 rca receiving tube manual technical series rc30. Data from or other sources as supplied by john atwood. This is a list of european mullardphilips vacuum tubes and their american equivalents. Audiogon the worlds largest highend audio community.
I would assume it would just be a matter of plugging in the tubes specs, but if its not easy, i understand. As of 3505, i have finished scanning the general section, receiving tubes part 1, receiving tubes part 2, miscellaneous, specialpurpose receivingtype tubes, thyratron, ignitron, and glowdischarge tubes, and most of the transmitting tubes, as well as all. Vacuum tube 350b valve art antique electronic supply. So with my constant bias checking i feel confident enough to give them another shot. Check out the massive plate in this tube, it wouldnt glow even with 40 watts of dissipation. 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. Also i have halved the value and doubled up the output tube grid resistors.
What got me looking more closely at the 6n7, besides zero bias modulator duty, is this old limiter. Vintage rca jan5693 jan crc 5693 red electron stereo tube. This is historic data that we found on the internet. Philips 7581a power tubes data sheet in thread fractal. Tube 6au6 or rohre 6au6 id2115, vacuum pentode, miniatur7pinbase b7g, usa 1940 and. I got this idea that if i could run ul at a reduced screen voltage that this tube would rock, so i wired an 0a2 in series with the screen grid. Recent listings manufacturer directory get instant. Tube 6cb6 or rohre 6cb6 id3719, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown. Since i am still fairly new to tube building i am surprised that so few components need to be changed when doubling up tubes. I am working on scanning and placing on this page the entire rca hb3 tube manual. Ef946au6 sharpcutoff rfifaf pentode, miniature 7pin base, identical to hf9412au6 and xf943au6 except. Valve vacuum tube data sheets and application notes keith snook.
Each tube is given a 45hour runin under, which maintains rigidity under shock and vibration. I used this version of the 6l6 in all my fender amps for years. Free vacuum tube data sheets free vacuum tube substitution guide manuals free radio tube data manuals free tube base diagrams. Free vacuum tube data sheets free vacuum tube substitution. Vacuum tube 6cb6a 6cf6, pentode, sharp cutoff amplified. It is especially useful as a local oscillator in high frequency and very high frequency receiver circuits. There has been a seller at radio shows in the midwest, such as elgin and lansing, selling certain types of 6bg6gas with adapters to use them as a 6l6 replacement. Nos tube specification sheet nos tube specification sheet.
The clairtone logo is clearly seen but the electrodes are not. Description the 6j2p 62 highfrequency shortcharacteristic pentode has been designed for h. Vacuum tube 6cb6a 6cf6, pentode, sharp cutoff miniature pentode designed for use as a. I think that this tube would be a great candidate for a screen drive experiment, but i have not tried it yet. This 6v6 has the standard rugged construction weve come to expect from jj which allows it handle much higher plate voltages than the typical 6v6 tube. The jj 6v6 can even be used in place of a 6l6 in some amplifiers. Was there any way to use this tube in triode or ul mode. Lawrence berkeley national laboratory introduction. It is a little different than most and uses a 5814 which is a 12au7 in a bridge circuit the limiter used a 6n7 for this in early units. Et 200s distributed io power module pme dc2448vac24. My bias started drifting alot on one side, i switched them around and the drift moved over so i new it was a tube, which i learned here. In its day, it was considered a normal triode with somewhat different curves from the 6j5. Downloads, supreme instruments manuals, tube data, and. No model numbers anywhere, no tube layout chart, only the nice orange plant a sticker and a universal tag on the wood case.
I switched them around and the drift moved over so i new it was a tube, which i. Pearson edexcel level 3 advanced subsidiary and advanced. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. The tube lineup as i received it was 6d6, 6d6, 43, 25z5. The information contained on this website is for information only. Now with the newest beta, weve got power tubes to switch out, i would love to have these particular tubes modeled.
The 6c4 is a miniature, mediummu triode suitable for use in a wide variety of general purpose applications. All schematics ive seen with a similar lineup use a 6c6 in the second stage. The envelope is 18 mm in diameter and, excluding the b7g base pins, is 47 mm tall. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes.
Nos rca usa 12bh7a 2 grey long plate top o get vacuum tube 100. Specially now that popular valves of similar anode dissipation are getting really expensive. Power module pme dc2448vac24230v 6es784cb110ab0 manual, 042007, a5e0112002401 3 preface preface purpose of the manual this manual supplements the et 200s distributed io system operating instructions. Vacuum tube 6cb6a 6cf6, pentode, sharp cutoff antique. To put item to basket click on the basket picture or price. Although offered in good faith, there are no guarantees with this information. The 6j2p pentodes are miniature devices enclosed in glass bulb and are provided with a sevenpin base, rigit leads and an indirectly heated oxidecoated cathode. Tube 6cb6a or rohre 6cb6a id4712, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown. With almost datasheets and the visitor counter indicates over 4000. Overall this tube has a warm and balanced tone with incredible separation and response. Antique radio forums view topic substitute 6d6 for 6c6.
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