• Country
• Germany

• Manufacturer / Brand
• Nordmende, Norddeutsche Mende-Rundfunk GmbH (Sterling), Bremen-Hemelingen

• Year
• 1969/1970

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 160427

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

• Number of Transistors
• 10

• Semiconductors
• AF106 AF135 AF121 AF121 AF137 BC149 AC151 AC117 AC175 AC117 AA118 AA112 AA112 AA112 ZD10 Si-Br-Gl

• Main principle
• Superheterodyne (common); ZF/IF 460/10700 kHz

• Tuned circuits
• 7 AM circuit(s)     11 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

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

• Power out
• 2 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Othello 20.137A 970.137A Ch= 769.137b - Nordmende, Norddeutsche Mende-

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 62 x 15.5 x 21 mm / 2.4 x 0.6 x 0.8 inch

• Notes
• Type: 970.137A
  
  UKW: 87,5 - 104 MHz
  KW: 5950 - 6200 kHz
  MW: 515 - 1650 kHz
  LW: 140 - 360 kHz

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

• Author
• Model page created by Thomas Günzel † 1.8.22. See "Data change" for further contributors.

• Other Models

• Here you find 1746 models, 1639 with images and 1263 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nordmende, Norddeutsche Mende-Rundfunk GmbH (Sterling), Bremen-Hemelingen