• Country
• Austria

• Manufacturer / Brand
• HEA; Wien

• Year
• 1963

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 222052

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

• Number of Transistors
• 7

• Semiconductors
• AF117 AF117 AF116 AF116 AC126 OC74 OC26

• Main principle
• Superheterodyne (common); ZF/IF 461 kHz; 3 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6; 12 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Danubia MW - HEA; Wien

• Shape
• Chassis only or for «building in»

• Notes
• Polarität ist umschaltbar. Wahlweise plus oder minus an Masse.

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Rudolf Müller. See "Data change" for further contributors.

• Other Models

• Here you find 195 models, 138 with images and 157 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from HEA; Wien