• Country
• Czechoslovakia

• Manufacturer / Brand
• Markofon-Radio, Ing. Markov a Spol; Brno

• Year
• 1937 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 308180

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

• Number of Tubes
• 4

• Valves / Tubes
• AF3 AF7 AL4 AZ1

• Main principle
• TRF with regeneration

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 120; 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Unknown - Neznámý 1 - Markofon-Radio, Ing. Markov a

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 385 x 305 x 240 mm / 15.2 x 12 x 9.4 inch

• Net weight (2.2 lb = 1 kg)
• 11 kg / 24 lb 3.7 oz (24.229 lb)

• Author
• Model page created by Josef Jonasek. See "Data change" for further contributors.

• Other Models

• Here you find 27 models, 19 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Markofon-Radio, Ing. Markov a Spol; Brno