• Country
• Germany

• Manufacturer / Brand
• Oppermann Electronic, Sachsenhagen

• Year
• 1975 ??

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 298792

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

• Number of Transistors
• 10

• Semiconductors
• BC177 BC177 BC177 BC107 BC107 BC107 BD138 BD137 2N3055 MJ2955 1N4148 1N4148 1N4148 1N4148 1N4002 1N4002

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Hi-Fi equipment

• Power type and voltage
• Powered by external power supply or a main unit. / DC: 45-50 Volt

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

• Power out
• 40 W (undistorted)

• Material
• Printed Circuit Board

• from Radiomuseum.org
• Model: Hochleistungsendstufe B 87 - Oppermann Electronic,

• Shape
• Chassis only or for «building in»

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Rudolf Müller. See "Data change" for further contributors.

• Other Models

• Here you find 11 models, 3 with images and 11 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Oppermann Electronic, Sachsenhagen