• Country
• Yugoslavia

• Manufacturer / Brand
• Ei, Elektronska Industrija; Niš - see also RR

• Year
• 1969/1970

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 216161

• • Brand: Ei

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

• Number of Transistors
• 7

• Semiconductors
• AF271 AF260 AF260 AC542 AC542 AC550 AC550 AA120

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 2 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 cm = 2.6 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Rio 3V - Ei, Elektronska Industrija; Ni

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 100 x 65 x 28 mm / 3.9 x 2.6 x 1.1 inch

• Notes

• Waveband:
  MW = 520 - 1620 kHz

  Speaker: 0.25 W, Z = 8 Ohm

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Price in first year of sale
• 150.00 Din

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

• Mentioned in
• -- Original prospect or advert (Tranzistorski Prijemnici, '69/70)

• Author
• Model page created by Wolfgang Lill. See "Data change" for further contributors.

• Other Models

• Here you find 130 models, 111 with images and 67 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ei, Elektronska Industrija; Niš - see also RR