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Grand Super Sigma

Image ID = 93562 for Sigma-Radio, Ing. B. Grand Super Sigma
Image ID = 93562 for Sigma-Radio, Ing. B. Grand Super Sigma
 
Country: Czechoslovakia Manufacturer/Brand: Sigma-Radio, Ing. B. Szathmary; Prag
Year: 1936 / 1937 Type: Radio or Tuner
Valves / Tubes 5: AF7 AF7 ABC1 AL4 AZ1
Principle TRF with reaction (regenerative); IF-Freq. 1 kHz; 2 AF-stage(s)
Tuned circuits 3 AM circuit(s);
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage Alternating Current supply (AC) / 120-240 Volt
Loudspeaker/pwr.out -Loudspeaker incorporatet but system not known.
from Radiomuseum.org Model: Grand Super Sigma

All listed radios etc. from Sigma-Radio, Ing. B. Szathmary; Prag
Here you find 46 models, 15 with images and 31 with schematics.

  
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