• Country
• Netherlands

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

• Year
• 1931/1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 70117

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

• Number of Tubes
• 4

• Valves / Tubes
• E452T E424 C443 506

• Main principle
• TRF with regeneration

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

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

• Loudspeaker
• Magnetic loudspeaker (reed) of high quality (4 magnet poles). / Ø 30 cm = 11.8 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: KY108 [MW + LW] - Erres, Van der Heem NV; Den

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

• Notes

• Information taken from Maker information.
  Picture Nr.: 053.56 Design by Otto van Tussenbroek.

  See also Erres KY108 with 3 SW bands 20 ... 200 meters instead of MW and LW.

• Price in first year of sale
• 175.00 Hfl

• External source of data
• Radio Amateur Museum / Frans J.J. Driesens + ISBN 90-76014-04-3.

• Source of data
• Opkomst van de Nederlandse Radio-Industrie

• Mentioned in
• Technisch- Commercieel - Radio Vademecum Staleman

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 407 models, 324 with images and 222 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