• Country
• Soviet Union

• Manufacturer / Brand
• ADS Plant, Perm, Russia

• Year
• 1987

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 98923

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

• Number of Transistors
• 5

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• FM Broadcast Band Only

• Power type and voltage
• Dry Batteries / 9 Volt

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

• Power out
• 0.07 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Iren' {Ирень} RP-401 {РП-401} - ADS Plant, Perm, Russia

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

• Dimensions (WHD)
• 115 x 65 x 30 mm / 4.5 x 2.6 x 1.2 inch

• Notes
• The second only FM (64,8-74 MHz) portable radio set in Soviet Union.

• Net weight (2.2 lb = 1 kg)
• 0.2 kg / 0 lb 7 oz (0.441 lb)

• Price in first year of sale
• 30.00 RUR

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

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Zenonas Langaitis. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 2 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from ADS Plant, Perm, Russia