Antique radios, Old Time Radios
2T77
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Country:
Japan
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| Identical to |
2T77
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| Similar
Tubes |
Normally replaceable-slightly different:
2SC77
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Successor Tubes
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2SC77
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| Base |
Wires
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| Description |
Material/Aufbau: Germanium grown junction NPN;
Form/Case/Outline: 1957: TO-22 | >1958: R-14 (~ TO-1);
Daten/electr. data: I F: __ mA; U F: __ V; I sp: __ µA; ß (beta/hfe): __; N: __ mW; Imax (Ic): __ mA; Umax (Uce): __ V; fg (FT): __ MHz; tmax j: 75 °C;
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Dimensions (WHD)
incl. pins / tip |
8 x 7 x 4 mm / 0.31 x 0.28 x 0.16 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Schematic
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2T77: TTT Steidle 1981
Günther Stabe † 19.8.20
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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