 |
| Identical to |
GFT21
|
| Similar
Tubes |
OC71 (different maximum ratings)
SFT153 (can normally be replaced - small diff'ce)
|
| First Source
(s) |
Mar.1957 : -- Collector info (Sammler)
|
|
| Base |
Wires
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
|
| Description |
Material/Aufbau/Pol.: Germanium Fläche PNP;
Form/Case: ähnlich TO-1;
Daten/electr.data: I F: 3 mA; U F: 3 V; Isp: 10 µA; ß (beta): (44 db); N: 50 mW; Imax(Ic): 10 mA; Umax(Uce): -10 V; f g(FT): 1.1 MHz; tmax: 45 °C.
Varianten: GFT21/15, GFT21/15A, GFT21/15B, GFT21/30, GFT21/30A, GFT21/30B -Zahl nach dem Schrägstrich=Umax, Kennung A/B=beta-Gruppen;
-
Text in other
languages (may
differ)
|
| Dimensions (WHD) |
6 x 9 x mm / 0.24 x 0.35 x inch |
| Weight |
1 g / 0.04 oz |
| Literature |
-- Collector info (Sammler) KTT 1979/80
|
|
|
