 |
| Identical to |
807C11
|
| Similar
Tubes |
807 (Heater different)
|
| First Source
(s) |
1939 : -- Original-techn. papers.
|
|
| Base |
UY-Base, 5 Pins (USA, April 1927)
Top contact with a cap
|
| Was used by |
Transmittertube (Radio) |
| Filament |
-: Indirect /
-: Parallel, (AC/DC) /
If: 0.5 Ampere /
Vf 11 Volts /
|
| Literature |
-- Original-techn. papers.
- - -
- - -
- - -
|
|
|
|
 |
|
RTT Franzis eigener scan
Michael Schlör
|
|
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