• Country
• Yugoslavia

• Manufacturer / Brand
• Radioindustrija Nikola Tesla; Beograd

• Year
• 1957

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 109210

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH42 EAF42 EAF42 EL41 AZ1 EM4

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 16 cm = 6.3 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Tesla 57B - Radioindustrija Nikola Tesla;

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

• Dimensions (WHD)
• 535 x 360 x 215 mm / 21.1 x 14.2 x 8.5 inch

• Notes

• Some models have two speakers.

• Net weight (2.2 lb = 1 kg)
• 11.2 kg / 24 lb 10.7 oz (24.67 lb)

• Mentioned in
• -- Schematic

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 38 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