Antique radios, Old Time Radios
GU2
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Country:
Great Britain (UK)
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| Identical to |
GU2
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| Base |
Edison giant, E40 = 40 mm-Goliat
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 5 Volts / If 7.5 Ampere / Direct |
| Description |
<10kV Peak, <1.25A mean, <5A peak.
Babani gives base as B4. Universal Vade-Mecum shows base as Jumbo (1918) and equivalent to 872A.
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Dimensions (WHD)
incl. pins / tip |
x 216 x 57 mm / x 8.50 x 2.24 inch |
| Weight |
113 g / 3.99 oz |
| Information source |
Universal Vade-Mecum, Electron Valves and Semiconductor Devices group 66, p.90
Babani, International Radio Tube Encyclopaedia p. 278 & 279
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