• Country
• Germany

• Manufacturer / Brand
• Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München

• Year
• 1986 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 145147

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

• Number of Transistors
• 5

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 220 / C: 4 x 1,5 Volt

• Loudspeaker
• 2 Loudspeakers / Ø 8 cm = 3.1 inch

• Power out
• 1.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Radiorecorder RM831 - Siemens & Halske, -Schuckert

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

• Dimensions (WHD)
• 385 x 140 x 90 mm / 15.2 x 5.5 x 3.5 inch

• Notes
• 5 IC; Stereo Radiorecorder NF-Ausgangsleistung 2 x 0,6 Watt.

• Net weight (2.2 lb = 1 kg)
• 1.720 kg / 3 lb 12.6 oz (3.789 lb)

• Mentioned in
• Original Siemens Service Unterlagen

• Literature/Schematics (1)
• Siemens Audio Video TV 1986

• Author
• Model page created by Josef Pilz. See "Data change" for further contributors.

• Other Models

• Here you find 2522 models, 2119 with images and 1334 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München