 |
| Identical to |
150A1
|
| Similar
Tubes |
G2S9 (other base)
|
|
| Base |
Europe side contact base P (P8A) (Codex=S)
|
| Filament |
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
|
 |
|
collection JR
Jacob Roschy
|
|
Valvo-Elektronen-Röhren-Handbuch
Alexander Küffer
|
|
Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund
|
|
 |