Antique radios, Old Time Radios
ST28A
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Country:
Japan
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| Identical to |
ST28A
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| Similar
Tubes |
Normally replaceable-slightly different:
OC45
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Successor Tubes
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2S154
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| Base |
Wires
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| Description |
Material/Aufbau/Pol.: Germanium _____ PNP;
Form/Case: TO-22;
Daten/electr.data: I F: __ mA; U F: __ V; Isp: __ µA; ß (beta): __; N: __ mW; Imax(Ic): __ mA; Umax(Uce): -__ V; f g(FT): __ MHz; tmax: __ °C.
(no data available yet) AM-ZF-Verstärkung; Nachfolger: 2S154 => 2SA154. -
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Dimensions (WHD)
incl. pins / tip |
9 x 8 x 5 mm / 0.35 x 0.31 x 0.20 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Schematic
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ST28A: TTT Steidle 1981
Günther Stabe † 19.8.20
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7
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