• Country
• Belgium

• Manufacturer / Brand
• Siera; Belgien

• Year
• 1974 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 113843

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 14

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 110; 220 / 4 × 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: SX1311 - Siera; Belgien

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 290 x 160 x 70 mm / 11.4 x 6.3 x 2.8 inch

• Notes
• Japanese transistors. Identical to Hornyphon radio with same type number.

• Net weight (2.2 lb = 1 kg)
• 1.7 kg / 3 lb 11.9 oz (3.744 lb)

• Price in first year of sale
• 1,700.00 BEF

• Source of data
• - - Data from my own collection

• Author
• Model page created by Georges Van Campenhout † 28.4.22. 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