• Country
• Germany

• Manufacturer / Brand
• Minix, Hannover

• Year
• 1974–1978 ??

• Category
• Amateur-Receiver (amateur bands, may include broadcast bands)

• Radiomuseum.org ID
• 72615

• • Brand: Richter & Co; Hannover

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

• Number of Transistors
• 11

• Semiconductors
• 2SK19 2SK19 2SK19 2SC372 2SC372 2SC372 2SC372 2SC372 2SC735 2SC735 2SC372 2SC372 2SC710 µPC20

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Line plus power jack, mostly with battery or storage battery / 110; 220 / 12 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Allwellen-Empfänger MR-73B - Minix, Hannover

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 360 x 160 x 220 mm / 14.2 x 6.3 x 8.7 inch

• Notes

• Minix "Allwellenempfänger" MR-73B. Frequenzbereich 550 kHz bis 30,0 MHz in vier  Bereichen, Bandspreizung für Amateurbänder. Betriebsarten: AM, CW/SSB mit BFO; keramisches ZF-Filter; Störbegrenzer. Betrieb mit externer 12-V-Gleichspannungsquelle möglich. Entwicklung und Vertrieb durch Richter & Co. in Hannover, hergestellt in Japan.

  In UK sold as SMC73 by South Midlands Communication Ltd., Southhampton.

• Net weight (2.2 lb = 1 kg)
• 6.5 kg / 14 lb 5.1 oz (14.317 lb)

• Price in first year of sale
• 515.00 DM

• External source of data
• Katalog Firma Richter, Hannover (RiCofunk)

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Author
• Model page created by Werner Raacke. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 41 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Minix, Hannover