• Country
• Germany

• Manufacturer / Brand
• Koch & Overbeck, Marl (NRW)

• Year
• 1973 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 318427

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

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 13,5 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 40 W (max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: Car Booster - Leistungsverstärker 1040 - Koch & Overbeck, Marl NRW

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 110 x 44 x 140 mm / 4.3 x 1.7 x 5.5 inch

• Notes

• Leistungsverstärker für Autoradios

   

• Net weight (2.2 lb = 1 kg)
• 0.650 kg / 1 lb 6.9 oz (1.432 lb)

• Author
• Model page created by Oswald Bettendorf. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Koch & Overbeck, Marl (NRW)