• Country
• Czechoslovakia

• Manufacturer / Brand
• Isma, Praha

• Year
• 1936 ??

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 171347

• Number of Tubes
• 3

• Valves / Tubes
• AF7 AL4 AZ1

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 120/220 Volt

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• Material
• Metal case

• from Radiomuseum.org
• Model: 2 lampovy prijimac - Isma, Praha

• Shape
• Chassis only or for «building in»

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

• Author
• Model page created by Gabriel Toth. See "Data change" for further contributors.

• Other Models

• Here you find 4 models, 0 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Isma, Praha