| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
PENTODE RF/IF-Stage |
|
Tube ID = 9709
|
 |
| Identical to |
1851
|
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uka)
|
| Filament |
-: Parallel, (AC/DC) /
If: 0.45 Ampere /
Vf 6.3 Volts /
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
| |
|
| |
Internet
Miguel Angel Trujillo-Rodriguez
|
|
 |
|
EBAY
Patrice Zeissloff
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
 |