Antique radios, Old Time Radios
AU3_E27
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Country:
Great Britain (UK)
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Brand:
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| Tube type: |
Half-Wave Vacuum Rectifier Power-supply |
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| Identical to |
AU3_E27
= U3
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| Similar
Tubes |
Normally replaceable-slightly different:
AU15
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| Base |
Edison big E27 = 27 mm
Top contact with a cap.
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| Was used by |
Military and/or Government |
| Filament |
Vf 5.5 Volts / If 1.5 Ampere / Direct / Specified voltage AND current AC/DC |
| Description |
Tube made for the British Army. The top cap is a B22S single contact with the anode connected to the centre contact. Tube not to be confused with the AU3.
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Dimensions (WHD)
incl. pins / tip |
x 125 x 55 mm / x 4.92 x 2.17 inch |
| Information source |
British Radio Valves - The Vintage Years: 1904-1925 Page 78
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Just Qvigstad
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