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S34U

S34U; Siera; Belgien (ID = 811911) Radio
S34U; Siera; Belgien (ID = 811903) Radio
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S34U; Siera; Belgien (ID = 811903) Radio
Siera; Belgien: S34U [Radio] ID = 811903 640x430
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For model S34U, Siera; Belgien:
Bild aus Original Prospekt
 
Country:  Belgium
Manufacturer / Brand:  Siera; Belgien
Year: 1934 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: FC13 or CK1 VP13A or CF2 2D13 or CB1 SP13 or CF7 Pen26 or CL2 UR1 or CY1
Conflicting model year with tube data.
The model date contradicts tube dates. [ CF7 (1935)]
Main principle Superheterodyne (common); ZF/IF 104 kHz
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage AC/DC-set / 110-240 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch
Power out
from Radiomuseum.org Model: S34U - 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 bulbs type: 2 x 8066 (9V, 240mA).
Loudspeaker Philips type 4281. Connectors for second loudspeaker and for pick-up. 
S34U has a varnished walnut and marquetry cabinet.
 
The model with CF7 instead of SP13 appeared only in 1935.
By equivalence with S35U, this model may have a C1 current regulator for the filaments.

Attention: chassis connected to the mains !

A schematic equivalence with Philips 521U 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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