Antique radios, Old Time Radios
RK705A
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Country:
United States of America (USA)
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| Identical to |
RK705A
= 705A
= VT-255
= 378A_WE
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| Similar
Tubes |
Other class quality (otherwise equal):
705WA
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| Base |
Medium 4-pin, ceramic disc (Codex=Bv)
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| Was used by |
Radar |
| Filament |
Vf 5 Volts / If 5 Ampere / Direct / Specified voltage AND current AC/DC |
| Description |
UX-like base, with a notched ceramic wafer.
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Dimensions (WHD)
incl. pins / tip |
x 124 x 57 mm / x 4.88 x 2.24 inch |
| Weight |
98 g / 3.46 oz |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 50, p. 64
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RK705A: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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