• Country
• Poland

• Manufacturer / Brand
• Unitra ZRK, Zaklady Radiowe im. M. Kasprzaka

• Year
• 1972–1977

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 106984

• • Brand: Unitra

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

• Number of Transistors
• 10

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 220 / 5 x 1,5 Volt

• Power out
• 0.4 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: MK-122 - Unitra ZRK, Zaklady Radiowe im

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 240 x 140 x 68 mm / 9.4 x 5.5 x 2.7 inch

• Notes
• Kleiner Kassettenrecorder mit eingebautem Netzteil. Batterie 5x R14. Frequenzgang 80 Hz bis 8 kHz. Eisenlose Endstufe mit Komplementärtransistoren.

• Net weight (2.2 lb = 1 kg)
• 1.7 kg / 3 lb 11.9 oz (3.744 lb)

• Source of data
• -- Collector info (Sammler)

• Mentioned in
• -- Original-techn. papers. (Die Geschichte der Fonoindustrie der DDR 1945 bis 1990.)

• Literature/Schematics (1)
• Importservice- CD vom Funkverlag B. Hein.

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

• Other Models

• Here you find 215 models, 186 with images and 90 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unitra ZRK, Zaklady Radiowe im. M. Kasprzaka