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S34A tubes FC4, VP4A, 2D4

S34A; Siera; Belgien (ID = 811909) Radio
S34A; Siera; Belgien (ID = 811901) Radio S34A; Siera; Belgien (ID = 972438) Radio
S34A; Siera; Belgien (ID = 1783939) Radio
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S34A; Siera; Belgien (ID = 811901) Radio
Siera; Belgien: S34A [Radio] ID = 811901 640x430
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For model S34A tubes FC4, VP4A, 2D4, Siera; Belgien:
Bild aus Original Prospekt
 
Country:  Belgium
Manufacturer / Brand:  Siera; Belgien
Year: 1934 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: FC4 VP4A 2D4 SP4 PM24M DW2X
Main principle Superheterodyne (common); ZF/IF 104 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) / 105-115; 120-130; 140-160; 210-230; 240-260 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch
Power out
from Radiomuseum.org Model: S34A [tubes FC4, VP4A, 2D4] - Siera; Belgien
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 540 x 300 x 220 mm / 21.3 x 11.8 x 8.7 inch
Notes
2 Band reception:
  • LW: 760 - 1900 m.
  • BC: 200 - 550 m.
Tuning scale light bulb type: 8046 (6V, 500mA).
Loudspeaker Philips type 4281. Connectors for second loudspeaker and for pick-up. 
S34A has a varnished walnut and marquetry cabinet.
There is also a model S34A with Philips tubes.
 
The schematic and a Siera literature source mention output tube PH24M instead of PM24M.

A schematic equivalence with Philips 521A exists.

Net weight (2.2 lb = 1 kg) 7.7 kg / 16 lb 15.4 oz (16.96 lb)
Price in first year of sale 1'650.00 BEF
Mentioned in - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)

Model page created by John Koster. 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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