Antique radios, Old Time Radios
7244
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| Tube type: |
Double Triode Universal |
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| Identical to |
7244
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| Similar
Tubes |
Normally replaceable-slightly different:
7244A
Other class quality (otherwise equal):
6J6
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| Predecessor Tubes |
SN-1724D
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| Base |
Miniatur-7-Pin-Base B7G, USA 1940
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| Filament |
Vf 6.3 Volts / If 0.45 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Premium 6J6, stacked ceramic spacers structure inside glass.
GE and Sylvania known manufacturers.
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| Information source |
Essential Characteristics, GE 1973
Röhren-Taschen-Tabelle, (Franzis RTT)
Tube Lore (I)
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7244: RTT Schwandt
Günther Stabe † 19.8.20
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Just Qvigstad
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Collection of
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