• Country
• Netherlands

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

• Year
• 1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 94615

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH21 EAF42 EAF42 EL41 AZ41

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

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

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

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 2.8 inch = 7.1 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: KY-505 [Var. 1] - Erres, Van der Heem NV; Den

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 430 x 270 x 222 mm / 16.9 x 10.6 x 8.7 inch

• Notes
• Var. 2 uses ECH42, EF41 and EBC41 for the first 3 tubes.

• Net weight (2.2 lb = 1 kg)
• 10.3 kg / 22 lb 11 oz (22.687 lb)

• Price in first year of sale
• 240.00 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