 |
| Identical to |
ACTH1
= AC/TH1
|
| Similar
Tubes |
ACTH1A (other base)
AC/TH1A (other base)
|
|
| Base |
British-7-Pin, old (M7A) (Codex=Nao)
|
| Filament |
If: 1.3 Ampere /
Vf 4 Volts /
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
|
 |
|
CA
Christian ADAM
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
 |