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55 Early (S/N Y 3000 and below)

55; Ultra Electric Ltd.; (ID = 2177902) Radio
55; Ultra Electric Ltd.; (ID = 2177903) Radio
55; Ultra Electric Ltd.; (ID = 1284232) Radio 55; Ultra Electric Ltd.; (ID = 1284233) Radio
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55; Ultra Electric Ltd.; (ID = 1284232) Radio
Ultra Electric Ltd.;: 55 [Radio] ID = 1284232 933x780
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For model 55 Early (S/N Y 3000 and below), Ultra Electric Ltd.; London:
Scanned from the Ultra Electric Ltd. Folder.
Country:  Great Britain (UK)
Manufacturer / Brand:  Ultra Electric Ltd.; London
alternative name
Ultra Radio and Television
Year: 1935 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 3: VP1321 PenDD4020 U4020 C1
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Wave bands Broadcast (MW) and Long Wave.
Power type and voltage AC/DC-set / 200-250 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Model: 55 [Early ] - Ultra Electric Ltd.; London
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 16.75 x 12.75 x 8 inch / 425 x 324 x 203 mm
Notes Model 55 with serial number up to Y3000.
Mentioned in Ultra Electric Ltd. Folder
Literature/Schematics (1) Trader Service Sheet (suppl. of Wireless & El. Trader, etc.) (749)

Model page created by Howard Craven. See "Data change" for further contributors.

All listed radios etc. from Ultra Electric Ltd.; London
Here you find 221 models, 133 with images and 149 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.