Antique radios, Old Time Radios
Round_Type-TN
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Country:
Great Britain (UK)
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| Identical to |
Round_Type-TN
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| First year |
1914
Saga of the Vacuum Tube, Tyne page 211 - see also Type-C
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| Predecessor Tubes |
Round_Type-C
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| Filament |
Direct / Battery = |
| Description |
Tyne page 210: Type TN operated with 2000 volts on the anode and 4 to 4.5 amperes in the filament at 6 volts. It has a 3-pin base - with the anode on the top.
Page 211: Manufactured by the Edison and Swan Electric Light Company. Type TN functions as a transmitting valve in the Marconi Short-Distance Wireless Telephone Transmitter and Receiver made in 1914. And was also used by the Royal Flying corps in wireless sets for plane-to-ground communication during WW1.
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| Information source |
Saga of the Vacuum Tube, Tyne pp 210-211
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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