Antique radios, Old Time Radios
M550
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Country:
Germany
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| Identical to |
M550
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| Similar
Tubes |
Normally replaceable-slightly different:
GW40
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| Base |
Wires
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| Was used by |
Technology / Measurement |
| Description |
Material/Aufbau: Germanium Mess-Diode;
Form/Case: (axial, Isolierstoffhülse), Farbpunkt: weiss;
Daten/electr.data: I F: 5 mA; U F: 1 V; I sp: 800 µA; U sp: 50 V; Imax: __ mA; Umax: 55 V; fg: <500 MHz; t op: -20...+60 °C;
Varianten: M550a = Umax: 60 V, M550b = Umax: 70 V -
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Dimensions (WHD)
incl. pins / tip |
7 x 21 x 5 mm / 0.28 x 0.83 x 0.20 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
- - Manufacturers Literature Intermetall, Radio-Arlt-Katalog 1954
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M550: Intermetall
Günther Stabe † 19.8.20
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Collection of
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