Antique radios, Old Time Radios
547-A
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Country:
United States of America (USA)
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| Identical to |
547-A
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| Similar
Tubes |
Other class quality (otherwise equal):
6AG7
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| Was used by |
Technology / Measurement |
| Filament |
Vf 6.3 Volts / If 0.65 Ampere / Indirect |
| Description |
this tube made by RCA for Boonton. It was a special quality tube used in the Boonton 203B Univerter. More specific use as a video buffer/amplifier.
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| Information source |
Tube Lore (II) p. 48 & 151
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547-A: Fin Stewart
Fin Stewart
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