Antique radios, Old Time Radios
575A
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Country:
United States of America (USA)
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|
| Identical to |
575A
= VT-187
= F575A
= WL-575A
|
| Similar
Tubes |
Normally replaceable-slightly different:
875A
Multiple differences or of other kind:
SS-575A
|
| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
|
| Filament |
Vf 5 Volts / If 10 Ampere / Direct |
| Description |
15 KV PIV, 2.5 A average, 10 A peak, 10 V typical voltage drop.
Glass bulb evolved from early spherical shape to stepped tubular.
|
| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
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|
|
 |
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575A: My collection
Hank Kaczmarski
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| |
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575A: ARRL Handbook 1972
Michael Schlör
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| |
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575A: RCA Transmitting Tubes TT-5
Emilio Ciardiello
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from Just Qvigstad
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