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S7A

S7A; Siera; Belgien (ID = 948410) Radio
 
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S7A; Siera; Belgien (ID = 467441) Radio
Siera; Belgien: S7A [Radio] ID = 467441 616x700
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For model S7A, Siera; Belgien:
Kaunas Lithuania
 
Country:  Belgium
Manufacturer / Brand:  Siera; Belgien
Year: 1936 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: EK2 EF5 EBC3 EL3 EZ3
Main principle Super-Heterodyne (Super in general); ZF/IF 128 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Details Visual Tuning Indicator pre Eye
Power type and voltage Alternating Current supply (AC) / 110; 125; 145; 200; 220; 245 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21.5 cm = 8.5 inch
Power out
from Radiomuseum.org Model: S7A - Siera; Belgien
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 390 x 460 x 275 mm / 15.4 x 18.1 x 10.8 inch
Notes
3 Band reception:
  • LW: 725 - 1975 m.
  • BC: 198 - 585 m.
  • SW: 16 - 51 m.
Tuning scale light bulbs type: 2 x 8045 (6,3V, 320mA) and 1 x 8043 (6,3V, 90mA).
Loudspeaker Philips type 9602. Connectors for second loudspeaker and for pick-up. 
Variable selectivity, anti-fading and a milliamperemeter as tuning indicator. 
Cabinet in varnished walnut.
Net weight (2.2 lb = 1 kg) 15 kg / 33 lb 0.6 oz (33.04 lb)
Price in first year of sale 2'800.00 BFR
Collectors' prices  
Mentioned in - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)
Literature/Schematics (1) -- Original-techn. papers.

Model page created by John Koster. See "Data change" for further contributors.



All listed radios etc. from Siera; Belgien
Here you find 429 models, 387 with images and 171 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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