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S3A Tubes AK1, AF2, AB1

Country:  Belgium
Manufacturer / Brand:  Siera; Belgien
Year: 1935 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: AK1 AF2 AB1 SP4 PM24M DW2X
Main principle Superheterodyne (common); ZF/IF 115 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage Alternating Current supply (AC) / 110-240 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21 cm = 8.3 inch
Power out
from Radiomuseum.org Model: S3A [Tubes AK1, AF2, AB1] - Siera; Belgien
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 350 x 410 x 240 mm / 13.8 x 16.1 x 9.4 inch
Notes
2 Band reception:
  • LW: 750 - 2000 m.
  • BC: 200 - 570 m.
Tuning scale light bulb type: 2 x 8046 (6V, 500mA).
Loudspeaker Philips type 4283. Connectors for second loudspeaker and for pick-up. 
Cabinet in varnished walnut.
Net weight (2.2 lb = 1 kg) 11.7 kg / 25 lb 12.3 oz (25.771 lb)
Price in first year of sale 1'750.00 BFR
Mentioned in - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)

Model page created by Dirk Bladt. See "Data change" for further contributors.



All listed radios etc. from Siera; Belgien
Here you find 434 models, 393 with images and 178 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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