Antique radios, Old Time Radios
DB4-1
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| Tube type: |
Oscilloscope CRT, picture tube |
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| Identical to |
DB4-1
= DP4-1
= DG4-1
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| Base |
Loctal-9-Pin (B9G)
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| Filament |
Vf 6.3 Volts / If 0.31 Ampere / Half indirect / Specified voltage AC/DC |
| Information source |
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DB4-1: rtt
Anonymous 10 Collector
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Just Qvigstad
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DB4-1: Technical Data Mullard
Heinz Höger
More ...
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