Antique radios, Old Time Radios
CV1721
| Base |
Midget 4 pin Hivac (Sm4)
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| Was used by |
Military and/or Government |
| Filament |
Vf 1.5 Volts / If 0.066 Ampere / Direct / Battery = |
| Description |
This tube designed for last audio stage
Grid voltage -4.5
|
Dimensions (WHD)
incl. pins / tip |
x 63 x 16 mm / x 2.48 x 0.63 inch |
| Weight |
13 g / 0.46 oz |
| Information source |
Babani, International Radio Tube Encyclopaedia Pages 78-79
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Pages 114-115
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CV1721: Fin Stewart
Fin Stewart
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Just Qvigstad
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