• Country
• Germany

• Manufacturer / Brand
• Maihak AG, H.; Hamburg - Winterhude

• Year
• 1950 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 251745

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

• Number of Tubes
• 6

• Valves / Tubes
• EF12 EF12 EF12 EF12K EF14 EF14

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Line / Storage batteries (perhaps also batteries)

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Abhörverstärker B-V 55 - Maihak AG, H.; Hamburg -

• Shape
• Rack

• Dimensions (WHD)
• 500 x 100 x 190 mm / 19.7 x 3.9 x 7.5 inch

• Notes

• Der Abhörverstärker ist in ein Ü-Wagen vom NDR verbaut.

• Net weight (2.2 lb = 1 kg)
• 5.6 kg / 12 lb 5.4 oz (12.335 lb)

• Author
• Model page created by Peter Kunze. See "Data change" for further contributors.

• Other Models

• Here you find 22 models, 20 with images and 12 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Maihak AG, H.; Hamburg - Winterhude