Antique radios, Old Time Radios
WL-575A
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Country:
United States of America (USA)
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| Identical to |
WL-575A
= 575A
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| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| 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.
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Dimensions (WHD)
incl. pins / tip |
x 250 x 90 mm / x 9.84 x 3.54 inch |
| Information source |
Tube Lore (II) p. 257
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WL-575A: Fin Stewart
Fin Stewart
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Just Qvigstad
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