Antique radios, Old Time Radios
T113_WF
|
Country:
Germany
|
|
| Identical to |
T113_WF
|
| Similar
Tubes |
Other shape (e.g. bulb type):
T113
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Top contact with a cap.
|
| Filament |
Vf 3 Volts / If 0.1 Ampere / Direct / Battery = |
| Description |
Electrometer tetrode with space charge grid for high impedance measurements.
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
32 x 105 x 32 mm / 1.26 x 4.13 x 1.26 inch |
| Weight |
50 g / 1.76 oz |
| Information source |
- - Manufacturers Literature WF-Katalog Febr. 1956
|
|
|
 |
|
T113_WF: A. H. Eigene Sammlung
Andreas Hamel
|
| |
|
T113_WF: WF-Katalog Febr. 1956
Wolfgang Eckardt
|
from Just Qvigstad
|
|
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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