Radio tube equivalents. . Octal, IO) K8A, USA 1935 and Universal shown. ) Section 5 lists communi-cations and special-purpose tubes. Its usefub ness lies in substituting for tube types which have become—- for one reason or another — difficult to get. This list has been designed to give broad suggestions on alternate tube types. Radio receiving tubes and swap tips for the new 7 pin and 9 pin miniature tube types. The Bold listings are shown as equivalents in a tube manual, and could probably be sustituted without any changes other than rewiring (but check dissipation rating for power tubes!). (How to replace many Octal tube types with the (new then) miniature ones). If you can't find it, we'll find it for you! Jan 24, 2023 · 12AX7 tube specifications, pinouts, equivalents and comparison with ECC83 tubes in replacement, which is a full copy. The equivalents for thermionic valves or vacuum tubes, including the diode, triode, tetrode, pentode, heptode, etc that can be used for substition or replacement. The OddMix Vacuum Tubes Replacement Substitutions Tables section has a wide variety of popular tube substitutions for rare antique, vintage, exotic, original, discontinued and collector's vacuum tubes, electron tubes, audio tubes and Fleming valves. Author. To use the table of commerical equivalents, find the valve or tube to be replaced in the index. We have Russian tubes. 158. FP-2013-07-11 . Sections 5 and 6 list American and foreign equivalents. This handbook, itemizing all known vacuum tubes that have been or are still being manufactured, along with their replacements, will make tube substitution not only possible, but relatively straight-forward and efficient. Octal, IO) K8A, USA 1935 and Power/Output shown. (Industrial tubes are more rugged than receiving types in that their peak ratings and power-handling characteristics are much higher; therefore, it may be desirable to substitute an indus-trial tube to get more satisfactory results. The time now is 1:53 am. Ge, Sylvania, RCA, Mullard, Zenith, Westinghouse and Emerson. Subject. Each is tested and guaranteed. If you have an American tube and want to know what foreign type will serve as a substitute, refer to Section 5. Sections 6 and 7 list American and foreign equivalents. If details of transmitting tubes and semi-conductors equivalents are desired, reference should be made to Bernards Radio Manual No. 7/11/2013 10:28:39 PM . (42 pages) Variants 6sn7 (GT) – early version of this tube A, L – early ruggedized versions W – rugged military version, glass envelope with metal band WGT – the final ruggedized version with heater-cathode voltage uprated from 100v to 250v GTA – improved uprated version – plate dissipation 7. (Additional substitutes may be obtained by cross-referencing the American substitutes given in Section 6 with Tube 6V6 or Röhre 6V6 ID2114, Beam Power Tube, Octal (Int. Tube 6SN7 or Röhre 6SN7 ID3337, Double Triode, Octal (Int. Valve equivalents reference list Components and Circuits All times are GMT. This manual tells what radio receiving tube will substitute for another and work as a replacement. We ship world wide. Radio Tube Data and Substitution Chart . May 2, 2015 · Does anyone know the American tubes that replace these European tubes; AZ11, EL11, ECH11, EBF11, and EFM11(tuning eye tube), they are in a Braun model 5640W Great 1953 SYLVANIA BELOW substitution tube manual for late 1930's to early 1950's. Raytheon . Created Date. Radio tubes are valves. (If no replacement is shown for a particular tube number, there is no replacement and you must use original tube number to replace a defective tube). Below is a table summarizing the equivalents, along with giving equivalents for some peculiar lettered types. 5w GTB – controlled warmup version of GTA In the other substitution guides — Receiving Tube Substitution Guidebook, the four Supplements thereto, and the all-encompassing Master Receiving- Picture Tube Substitution Guidebook — all substitutions are listed, including those which require rewiring and socket changes. If you have a foreign tube and need to know what Ameri can type can be used as a substitute, refer to Section 6. Feb 21, 2026 · We specialize in New (NOS) & used USA Vintage vacuum tubes. Note that none of the Western Electric types with similar numbers are equivalent to these standard types below. bnb fki erk xag xds pnz zhj aqu ftg dqx xqx udb gnv ozs xep