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521AC

521AC; His Master's Voice (ID = 964636) Radio 521AC; His Master's Voice (ID = 964637) Radio
521AC; His Master's Voice (ID = 964638) Radio 521AC; His Master's Voice (ID = 1573986) Radio
521AC; His Master's Voice (ID = 2539131) Radio
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521AC; His Master's Voice (ID = 964636) Radio
His Master's Voice: 521AC [Radio] ID = 964636 367x480
Select picture or schematic to display from thumbnails on the right and click for download.
For model 521AC, His Master's Voice (Masters, HMV, H.M.V., Marconi); Hayes, Middlesex, GB:
Picture taken in the VRT Omroepmuseum
 
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 5: MS4 MS4 MHL4 PT625 U10
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Details Record Player (not changer)
Power type and voltage Alternating Current supply (AC) / 100-250 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: 521AC - His Master's Voice Masters,
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Dimensions (WHD) 625 x 930 x 430 mm / 24.6 x 36.6 x 16.9 inch
Notes This set is in the VRT Omroepmuseum in Brussels
Source of data - - Data from my own collection
Literature/Schematics (1) Radio Marketing Service Engineer

Model page created by Georges Van Campenhout. 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 395 models, 283 with images and 237 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.


Collection of a member from CH


  
rmXorg