Antique radios, Old Time Radios
202A
| Base |
SPECIAL TUBEBASE in general
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| Was used by |
Telephony |
| Filament |
Vf 8 Volts / If 1.3 Ampere / Direct / Battery = |
| Description |
5 Watt at 500 Volt.
Designed for aircraft transmitters, was soon superseded by VT-2. Sibley reports just 76 pieces of 202A delivered to Signal Corps. Early version of the E (205 type) with larger bulb and nub style base. Developed for aircraft transmitters.
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| Information source |
Saga of the Vacuum Tube, Tyne page 102, 104, 280
Tube Lore (II) p. 234
Tube Lore (I)
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