• Country
• Finland

• Manufacturer / Brand
• Oy Helvar; Helsinki

• Year
• 1967 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 174201

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

• Number of Transistors
• 10

• Semiconductors
• AF106 AF124 AF116 AF116 AF116 BFY39 AC126 AC126 AC128 AC128

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Dry Batteries / 6 x 1,5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Strada - Oy Helvar; Helsinki

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

• Dimensions (WHD)
• 320 x 215 x 100 mm / 12.6 x 8.5 x 3.9 inch

• Net weight (2.2 lb = 1 kg)
• 3.2 kg / 7 lb 0.8 oz (7.048 lb)

• Price in first year of sale
• 379.00 FIM

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

• Author
• Model page created by Jouko Laukkanen. See "Data change" for further contributors.

• Other Models

• Here you find 254 models, 215 with images and 93 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Oy Helvar; Helsinki