Antique radios, Old Time Radios
RH507
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Country:
United States of America (USA)
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| Identical to |
RH507
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| Base |
Westinghouse 4 pin
Top contact with a cap.
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| Was used by |
Industrial |
| Filament |
Vf 2 Volts / If 0.06 Ampere / Direct / Battery = |
| Description |
Electrometer triode for high impedance measurements.
Used as "inverted triode".- tube has plate acting as grid and inner mesh grid acting as plate.First made 1934
For additional information: Electrometer.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
x 125 x 45 mm / x 4.92 x 1.77 inch |
| Information source |
-- Original prospect or advert
Tube Lore (II) page 256
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Collection of
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