• Country
• Denmark

• Manufacturer / Brand
• Brüel & Kjær; Nærum

• Year
• 1980 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 280473

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 100; 115; 127; 200; 220; 240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: 8 Channel Multiplexer 2811 - Brüel & Kjær; Nærum

• Shape
• Tablemodel, low profile (big size).

• Notes

• Das Gerät ermöglicht den Multiplexbetrieb von bis zu 8 Mikrofonen.

• Author
• Model page created by Michael Mischke. See "Data change" for further contributors.

• Other Models

• Here you find 63 models, 61 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Brüel & Kjær; Nærum