| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
PENTODE RF/IF-Stage Controlling (mu) |
|
Tube ID = 4034
|
 |
| Identical to |
12B7
= 14A7
= 12B7ML
= 14A7/12B7
|
| First Source
(s) |
06.Jun.1939 : Electron Tube Registration List
|
|
| Base |
Loctal-8, B8G (Sylvania, 1938) (Codex=W)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel / series AC/DC /
If: 0.15 Ampere /
Vf 12.6 Volts /
|
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
|
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
|
