Antique radios, Old Time Radios
CK6247
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Country:
United States of America (USA)
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| Identical to |
CK6247
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| Similar
Tubes |
Normally replaceable-slightly different:
6247
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| Base |
Subminiatur-8, with space 1/8, B8D
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| Filament |
Vf 6.3 Volts / If 0.2 Ampere / Indirect |
| Description |
Very low microphonics triode: less tha 1 mV across 10Kohm plate resistor with 15G, 40Hz vibrational acceleration.
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Dimensions (WHD)
incl. pins / tip |
10 x 34 x mm / 0.39 x 1.34 x inch |
| Information source |
Universal Vade-Mecum, Electron Valves and Semiconductor Devices group 121
-- Original prospect or advert Electronics - Dec. 1953
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CK6247: rtt
Anonymous 10 Collector
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Just Qvigstad
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Collection of
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