Antique radios, Old Time Radios
DRG36/2
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Country:
Great Britain (UK)
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| Identical to |
DRG36/2
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| Base |
Edison big E27 = 27 mm
Top contact screw type.
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| Was used by |
Telephony |
| Filament |
--/-- |
| Description |
Telephone Line Protector.
Neon/Helium filled with radioactive source for consistent firing.
Currents below about 1A are carried by neon glow discharge. Currents up to 15A are carried safely by the tungsten arc striking. Current above this are handled but may cause permanent tube damage.
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Dimensions (WHD)
incl. pins / tip |
35 x 158 x mm / 1.38 x 6.22 x inch |
| Weight |
71 g / 2.50 oz |
| Information source |
- - Manufacturers Literature September 1959
- - Manufacturers Literature Ediswan tube catalog January 1959
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Just Qvigstad
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