Antique radios, Old Time Radios
12BR7A
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| Tube type: |
Double Diode-Triode |
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| Identical to |
12BR7A
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| Base |
Noval, 9 pin miniature (USA pico-9) B9A
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| Filament |
Vf 12.6 Volts / If 0.225 Ampere / Indirect |
| Description |
Durch Heizfaden-Mittenanschluss auch Betrieb mit 6.3 V und 0.45 A möglich.
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| Information source |
Essential Characteristics, GE 1973
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12BR7A: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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