Antique radios, Old Time Radios
GR22-70
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Country:
Germany
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| Identical to |
GR22-70
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| Similar
Tubes |
Other base:
GR22-76
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
--/-- |
| Description |
1 Glimmstrecke, max. Zündspannung 150 V, Brennspannung 135 V, I ca. 3...15 mA, Ri ca. 400 Ohm.
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| Information source |
Röhren-Taschen-Tabelle, (Franzis RTT)
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GR22-70: RTT Schwandt
Günther Stabe † 19.8.20
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Just Qvigstad
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Collection of
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