Antique radios, Old Time Radios
5720
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| Tube type: |
Thyratron Power-supply |
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| Identical to |
5720
= FG33
= GL5720
= CV742
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
Top contact with a cap.
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| Was used by |
Industrial |
| Filament |
Vf 5 Volts / If 4.5 Ampere / Direct |
| Description |
Anode voltage 1000, grid voltage +10
Gas-mercury triode thyratron. It is has a positive control characteristic which offers the advantage of a tube that will operate only with a positive voltage on the grid and it is ideally suited for applications which require that no current flow in the absence of grid excitation.
Made by GE, Hytron, Philips, Westinghouse; also produced in Italy by Fivre.
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| Information source |
Essential Characteristics, GE 1973
- - Manufacturers Literature
Tube Lore (I)
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Just Qvigstad
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5720: Manufacturer's Literature
Emilio Ciardiello
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Collection of
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