• Country
• Netherlands

• Manufacturer / Brand
• Erres, Van der Heem NV; Den Haag

• Year
• 1945

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 94558

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH21 EF22 EBL21 1823 EM4

• Main principle
• Superheterodyne (common); ZF/IF 106 kHz

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

• Power type and voltage
• Alternating Current supply (AC) / 110-245 Volt

• Material
• Bakelite case

• from Radiomuseum.org
• Model: KY-457 [Var. 2, ECH21] - Erres, Van der Heem NV; Den

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes

• There is also Var.1 using ECH4, EF9 and EBL1.

• Price in first year of sale
• 375.00 Hfl

• Mentioned in
• Technisch- Commercieel - Radio Vademecum Staleman

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 408 models, 325 with images and 221 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Erres, Van der Heem NV; Den Haag