Antique radios, Old Time Radios
210D
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Country:
Great Britain (UK)
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| Identical to |
210D
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| Filament |
Vf 2 Volts / Direct / Specified current DC = (Series working) |
| Description |
"Black Band"
Va range 60 to 120V.
Ra of 17k ohms at Va=120 with an amplification factor of 9.1.
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| Information source |
Wireless World (The), London (WW, 79) March 23 1927 review.
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