Antique radios, Old Time Radios
PR4A
Country:
United States of America (USA)
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Identical to |
PR4A
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Similar
Tubes |
Normally replaceable-slightly different:
UV204_cylindric
; VT8_GE
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Base |
Pin-and-blade jumbo (3 contacts)
Top contact with a cap.
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Was used by |
Transmittertube (Radio) |
Filament |
Vf 11 Volts / If 14.75 Ampere / Direct |
Information source |
Tube Lore (II) p. 214
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PR4A: Fin Stewart
Fin Stewart
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Just Qvigstad
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