Antique radios, Old Time Radios
OM5B
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Country:
Great Britain (UK)
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|
| Identical to |
OM5B
= 5A/157D
= CV358
= EF37A
|
| Similar
Tubes |
Other class quality (otherwise equal):
EF36
; OM5
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
|
| Filament |
Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
Low hum and low microphony version of the OM5.
Typically Va=250, Vg2=100, -Vg1=2. Ia=3mA, gm=1.8mA/V.
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
32 x 100 x mm / 1.26 x 3.94 x inch |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
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OM5B: rtt
Anonymous 10 Collector
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Just Qvigstad
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Collection of
Collection of a member from FIN |
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