• Country
• Finland

• Manufacturer / Brand
• Airam, Oy, AB; Helsinki

• Year
• 1940

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 213786

• Wave bands
• - without

• Power type and voltage
• Is a battery or storage battery / 90 Volt

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Imatra A-90 - Airam, Oy, AB; Helsinki

• Dimensions (WHD)
• 198 x 75 x 155 mm / 7.8 x 3 x 6.1 inch

• Notes
• Imatra A-90 is a 90 volts "B" battery for radio use.

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

• Other Models

• Here you find 32 models, 15 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Airam, Oy, AB; Helsinki