radiomuseum.org

522 DC

Country:  Great Britain (UK)
Manufacturer / Brand:  His Master's Voice (Masters, HMV, H.M.V., Marconi); Hayes, Middlesex, GB
Year: 1931 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: MS4 MS4 MHL4 PT625
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Wave bands Broadcast (MW) and Long Wave.
Details Changer (Record changer)
Power type and voltage Direct Current supply (DC) / 190-250 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: 522 [DC] - His Master's Voice Masters,
Material Wooden case
Notes See also HMV 522 AC mains autoradiogram.
Literature/Schematics (1) Radio Marketing Service Engineer

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



All listed radios etc. from His Master's Voice (Masters, HMV, H.M.V., Marconi); Hayes, Middlesex, GB
Here you find 397 models, 286 with images and 237 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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