Antique radios, Old Time Radios
7AD7
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| Tube type: |
Beam Power Tube Power/Output |
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| Identical to |
7AD7
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| Similar
Tubes |
Different maximum ratings:
6145
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| First Source
(s) |
02.Apr.1947 : Electron Tube Registration List
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| Predecessor Tubes |
6AG7
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Successor Tubes
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6145
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC |
| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
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7AD7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
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7AD7: RTT Schwandt
Günther Stabe † 19.8.20
More ...
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Just Qvigstad
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7AD7: Original data sheet
Otto Galli
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
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| Data Compliance |
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