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Country:
Worldwide
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| Identical to |
3B28
= CV1835
= DCX4/1000
|
| Similar
Tubes |
Normally replaceable-slightly different:
VX550A
Different maximum ratings:
DG0,25/10
Multiple differences or of other kind:
866A
; SS-3B28
|
| First Source
(s) |
25.Jun.1945 : Electron Tube Registration List 415
|
| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
Top contact with a cap.
|
| Filament |
Vf 2.5 Volts / If 5 Ampere / Direct / Specified voltage AC/DC |
| Description |
Xenon rectifier; 10KV PIV, 250mA. Extended temperature replacement for 866A.
Known manufacturers: Chatham, Fivre, GE, Hytron, Marconi (I), Philips, RCA, UE, Westinghouse.
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
51 x 154 x mm / 2.01 x 6.06 x inch |
| Weight |
34 g / 1.20 oz |
| Tube prices |
3 Tube prices (visible for members
only)
|
| Information source |
Essential Characteristics, GE 1973
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 60, p. 81
Tube Lore (I)
Taschenbuch zum Röhren-Codex 1948/49
|
3B28: Manufacturer's Literature
Emilio Ciardiello
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3B28: ARRL Handbook 1972
Anonymous 10 Collector
More ...
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Just Qvigstad
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3B28: RCA Transm. Tubes 1956
Otto Frosinn
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6
Collection of
Collection of a member from D Collection of a member from D |
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Variants
Plug-in replacement for 3B28 electron tube
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