Antique radios, Old Time Radios
MT4
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Country:
Great Britain (UK)
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| Identical to |
MT4
= CV1610
= VT10_GPO
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| Similar
Tubes |
Differences not known by us:
MT4_var
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| First year |
Jun.1919
??
British Radio Valves - The Vintage Years: 1904-1925 page 129 but Ediswan before
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| Base |
Wires
Wires only.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 12.5 Volts / If 6.3 Ampere / Direct / Specified voltage AC/DC |
| Description |
Ediswan is probably producing, but unconfirmed, until 1919 when production went to Marconi Osram. 200 watt transmitting tube with anode voltage of 10,000.
Text in other
languages (may
differ)
|
| Information source |
British Radio Valves - The Vintage Years: 1904-1925 Pages 69, 83 and 133
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MT4: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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