RCA Receiving tubes manual - DHTRob Otherwise identical tubes were manufactured in several variants with different heater characteristics (but usually the same power, e.g. The last 2 dits were sequentially assned, beginning with 21 to avoid possible confusion with receiving tubes or CRT phosphor desnations. The RCA RECEIVING TUBE MANUAL, like its preceding editions, has been prepared especially to assist those who work or experiment with radio tubes.
Tube Manuals - Bunker of DOOM Multiple section tubes (like the 3E29 or 8D21) are assned a letter corresponding to ONE set of electrodes. Amperex 1958 electron tubes and semiconductors communication. RCA HB-3 tube manual partial, indexed by tube number to individual PDF file for each.
RCA Transmitting Tubes - American Radio History Vacuum tubes fall into three mainly non-interchangeable categories regarding their heater or filament voltage (some tubes' heaters run at a voltage and current suitable for either series or parallel operation, e.g., 6.3 V at 300 m A). RCA Tube and Equipment Manual released in. November, 1921. A radio vacuum tube, whether desned for receiving or transmitting service, consists of a.
List of vacuum tubes - pedia The currents drawn by parallel-connected types, and the voltages across series-connected types, vary widely according to the tube's heating power requirements. In half-indirectly heated tubes the cathode and one side of the filament share the same pin. This is a list of vacuum tubes or thermionic valves, and low-pressure gas-filled tubes. See, for example, the RCA Receiving Tube Manuals. In half-indirectly.
Electron Tube Data sheets - RCA - HB3 Examples RETMA is the acronym for the Radio Electronic Television Manufacturers Association, orinally the RMA, later RTMA, then EIA (Electronic Industries Association, since 1997 Electronic Industries Alliance). Here you find a complete RCA HB3 electron tube manual. It consists of about 8400 pages scanned by John Atwood, Pete Millett and Frank Philipse.