• Country
• Czechoslovakia

• Manufacturer / Brand
• EMPO, Severoceska Tovarna El., Sp. S.R.O (ESTE).; Praha-Cakovice

• Year
• 1934/1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 23001

• • alternative name: Severoceska Tovarna Elektromeru
  • Brand: ESTE

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

• Number of Tubes
• 4

• Valves / Tubes
• AK1 E446 E443H 506

• Main principle
• Superheterodyne (common); ZF/IF 472 kHz

• Tuned circuits
• 5 AM circuit(s)

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

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Oktodyn 3 - EMPO, Severoceska Tovarna El.,

• Notes
• Super mit nicht bedienbarer Rückkopplung.

• External source of data
• Erb

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

• Other Models

• Here you find 32 models, 29 with images and 26 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from EMPO, Severoceska Tovarna El., Sp. S.R.O (ESTE).; Praha-Cakovice