• Country
• Finland

• Manufacturer / Brand
• Oy Helvar; Helsinki

• Year
• 1964 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 124376

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

• Number of Transistors
• 15

• Semiconductors
• AF106 AF125 AF125 AF126 AF125 AF125 AC172 AC172 AC172 AC127 AC128 GP297-1 GP297-1 GP297-1 GP297-1 AA115 BA121 BA121 AA116 AA116 AA116 OA85 B30C600

• Main principle
• Superhet with RF-stage; ZF/IF 10700 kHz

• Tuned circuits
• 9 FM circuit(s)

• Wave bands
• FM Broadcast Band Only

• Details
• Tape Recorder

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Helcord Trans-FM - Oy Helvar; Helsinki

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

• Notes
• tape recorder with integrated FM-Receiver.

• Source of data
• -- Schematic

• Author
• Model page created by Ilkka Nieminen. See "Data change" for further contributors.

• Other Models

• Here you find 254 models, 214 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