Antique radios, Old Time Radios
4630
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Country:
Netherlands
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| Identical to |
4630
= SY4021A
= 4021A
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| Similar
Tubes |
Other shape (e.g. bulb type):
3A/109A
Normally replaceable-slightly different:
101FA
; VT102_GPO
|
| Base |
UV-Base (4 Pins+Bayonet, USA 1914 WE) (Codex=Bo)
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| Was used by |
Telephony |
| Filament |
Vf 4.2 Volts / If 0.25 Ampere / Direct / Specified voltage AND current AC/DC |
Dimensions (WHD)
incl. pins / tip |
106 x 52 x mm / 4.17 x 2.05 x inch |
| Tube prices |
1 Tube prices (visible for members
only)
|
| Information source |
Babani, International Radio Tube Encyclopaedia p. 40 & 41
- - Manufacturers Literature
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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4630: ARRL Handbook 1972
Anonymous 10 Collector
More ...
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Just Qvigstad
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4630: Philips databook
Anonymous 413 Collector
More ...
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Collection of
Collection of a member from FIN |
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