Antique radios, Old Time Radios
2N256
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Country:
United States of America (USA)
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| Identical to |
2N256
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| Similar
Tubes |
Normally replaceable-slightly different:
AD149
; AD166
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| Base |
SPECIAL TUBEBASE in general
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| Description |
Material/Aufbau/Pol.: Germanium Legierung PNP;
Form/Case/Outline: TO-3;
Daten/electr.data: I F: 500 mA; U S: <1.0 V; Isp: <1 mA; ß (beta): 20-100; N: 20 W; Imax(Ic): 3 A; Umax(Uce): -30 V; f g(FT): >0.1 MHz; tmax j: 85 °C.
Variante: 2N256A = Umax(Uce): -25 V, I F: 420 mA, Imax: 5 A;
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Dimensions (WHD)
incl. pins / tip |
39 x 10 x 28 mm / 1.54 x 0.39 x 1.10 inch |
| Weight |
15 g / 0.53 oz |
| Information source |
-- Schematic TTT Steidle 1981
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2N256: Personal file
Antonio Rabitti
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2N256: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20
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2N256: Radio-Electronics 12/1956
Daniel Consales
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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