radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

21-P

Country:  United States of America (USA)
Manufacturer / Brand:  Electrical Research Laboratories Inc. (Erla); Chicago, Illinois
Year: 1931/1932 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 35 24 47 80
Main principle TRF without regeneration
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC)
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: 21-P - Electrical Research
Material Wooden case
Shape Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
Notes [3331444-1328B]
Price in first year of sale 295.00 SFR
External source of data E. Erb 3-907007-36-0


All listed radios etc. from Electrical Research Laboratories Inc. (Erla); Chicago, Illinois
Here you find 131 models, 45 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
rmXorg