Antique radios, Old Time Radios
3GP1A
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| Tube type: |
Oscilloscope CRT, picture tube |
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| Identical to |
3GP1A
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| Similar
Tubes |
Multiple differences or of other kind:
3GP11A
; 3GP4A
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| First Source
(s) |
25.Jun.1948 : Electron Tube Registration List
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| Predecessor Tubes |
3GP1
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| Base |
11-Pin-not-yet-known-by-us
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| Filament |
Vf 6.3 Volts / If 0.6 Ampere / Indirect |
| Description |
3-inch CRT, electrostatic focus and deflection.
Green screen, medium persistence.
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| Information source |
-- Original-techn. papers.
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3GP1A: Manufacturer's Literature
Emilio Ciardiello
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3GP1A: Manufacturer's Literature
Emilio Ciardiello
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