• Country
• Belgium

• Manufacturer / Brand
• Siera; Belgien

• Year
• 1957 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 173865

• Number of Tubes
• 6

• Valves / Tubes
• ECH81 EF89 EBC81 EL84 EM84 EZ80

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz; 2 AF stage(s)

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 90/220 Volt

• Loudspeaker
• 2 Loudspeakers / Ø 10 cm = 3.9 inch

• Material
• Various materials

• from Radiomuseum.org
• Model: SA-3073 - Siera; Belgien

• Shape
• Tablemodel with Push Buttons.

• Notes
• Appears to be identical to the Philips B4X85A. Wooden case, moulded plastic front. Speakers are 90 mm round plus 100 x 150 mm oval.

• Mentioned in
• - - Data from my own collection

• Author
• Model page created by Jim Greig. See "Data change" for further contributors.

• Other Models

• Here you find 456 models, 415 with images and 190 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siera; Belgien