• Country
• Belgium

• Manufacturer / Brand
• Siera; Belgien

• Year
• 1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 99019

• Number of Tubes
• 5

• Valves / Tubes
• ECH3 ECH4 EBL1 AZ1 EM4

• Main principle
• Superheterodyne (common); ZF/IF 128 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• 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 inch = 54.6 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: S114X - Siera; Belgien

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 580 x 350 x 270 mm / 22.8 x 13.8 x 10.6 inch

• Notes
• 3 Band reception:
  • LW: 585 - 2000 m.
  • BC: 165 - 570 m.
  • SW: 13,5 - 45 m.
  Tuning scale light bulbs type: 2 x 8045 (6,3V, 320mA).
  The radio can be connected on DC mains using a vibrator convertor unit type 7882C to built in.
  Loudspeaker Philips type 9636 or 9682. Connectors for second loudspeaker and for pick-up. 
  This model is comparable with Philips 789X.

• Net weight (2.2 lb = 1 kg)
• 10.1 kg / 22 lb 3.9 oz (22.247 lb)

• Mentioned in
• - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)

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

• Other Models

• Here you find 452 models, 413 with images and 181 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siera; Belgien