• Country
• Germany

• Manufacturer / Brand
• Brandt (Roland Brandt); Berlin

• Year
• 1934 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 1012

• • alternative name: Motorfahrzeug-Fabrik

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

• Number of Tubes
• 4

• Valves / Tubes
• RENS1284 AB1 RES164 RGN1064

• Main principle
• TRF with regeneration; 1 Special; 1 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

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

• from Radiomuseum.org
• Model: Columbus 170-2/2 - Brandt Roland Brandt; Berlin

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange + Schenk

• Other Models

• Here you find 237 models, 172 with images and 136 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Brandt (Roland Brandt); Berlin