Antique radios, Old Time Radios
EH900
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Country:
Europe
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| Identical to |
EH900
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| Similar
Tubes |
Normally replaceable-slightly different:
EH900S
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| Base |
Miniatur-7-Pin-Base B7G, USA 1940
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| Filament |
Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
Designed as logic switching tube: both control grids at 0 V = tube conducts, control grid #1 OR control grid #3 at negative voltage: tube blocked. _ [JR]
Text in other
languages (may
differ)
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EH900: Telefunken Taschenbuch 1971
Anonymous 15 Collector
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Just Qvigstad
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EH900: SEL AG; Empfängerröhren; 8. Aufl.; 12.59
Michael Mehnert
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
Collection of a member from D |
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