Antique radios, Old Time Radios
E91H
Country:
Europe
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Identical to |
E91H
= 6687
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Similar
Tubes |
Normally replaceable-slightly different:
1680
; 2032
; 5915
; EH900S
; EH960
Other class quality (otherwise equal):
6BY6
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First Source
(s) |
Mar.1957 : Funkschau 1957, Heft 5
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Predecessor Tubes |
EH900S
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Base |
Miniatur-7-Pin-Base B7G, USA 1940
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Filament |
Vf 6.3 Volts / If 0.27 Ampere / Indirect / Specified voltage 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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Tube prices |
2 Tube prices (visible for members
only)
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E91H: E.K.
Anonymous 225 Collector
More ...
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E91H: Telefunken Taschenbuch 1971
Anonymous 15 Collector
More ...
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Just Qvigstad
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E91H: Lorenz Empfänger-Röhren , 9. Auflage
Anonymous 54 Collector
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
Collection of
Collection of a member from FIN Collection of a member from D
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