• Country
• Yugoslavia

• Manufacturer / Brand
• Radioindustrija Nikola Tesla; Beograd

• Year
• 1948 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 96446

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

• Number of Tubes
• 4

• Valves / Tubes
• ECH21 ECH21 EBL21 AZ1

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-245 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Kosmaj 48 - Radioindustrija Nikola Tesla;

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

• Mentioned in
• Jugoslavia, Opravka Radio Aparata, 1955, Ing. Velimir Mesaros

• Author
• Model page created by Michael John. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 37 with images and 29 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radioindustrija Nikola Tesla; Beograd