• Country
• Czechoslovakia

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

• Year
• 1941/1942

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 23089

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH21 EF22 ECH21 EBL21 EM4 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 493 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 125; 145; 220; 245 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 21 cm = 8.3 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: M742 - Markofon-Radio, Ing. Markov a

• Dimensions (WHD)
• 515 x 385 x 270 mm / 20.3 x 15.2 x 10.6 inch

• Notes

• variable Bandbreite

  Versionen: mit oder ohne mag. Auge, eventuell mit permanentem oder erregtem Lautsprecher

  Eventuell bestückt mit ECH4 EF9 ECH4 EBL1 (EM4) AZ1

• External source of data
• Erb

• Source of data
• Ceskoslovenske prijimace 1933-1945, Baudys 1947

• 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