| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Triode, vacuum Universal |
|
Tube ID = 3907
|
 |
| Identical to |
230
= 30
= CX330
|
| Similar
Tubes |
A210 (can normally be replaced - small diff'ce)
|
| First Source
(s) |
1930 : Saga of the Vacuumtube, Tyne p.329,330
|
|
| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
If: 0.06 Ampere /
Vf 2 Volts /
|
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
|
|
|
ARRL Handbook 1972
Michael Schlör
|
|
|
