 |
| Identical to |
1620
|
| Similar
Tubes |
6J7 (other class quality (otherw. equal))
310B (Other base and other base diagram)
|
| Predecessor Tubes |
1609
|
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel / series AC/DC /
If: 0.3 Ampere /
Vf 6.3 Volts /
|
| Description |
Low-microphonic version of 6J7.
|
| Literature |
Tube Lore, Sibley, USA 1996
|
|
|
|
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
|
