• Country
• Netherlands

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

• Year
• 1960 ?

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 110841

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

• Number of Transistors
• 3

• Semiconductors
• 2SA15 OC3 or. OC4 OC4 OA79

• Main principle
• TRF with diode detector; 2 AF stage(s); Reflex

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 cm = 3.1 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Radio Bouwdoos 3 - Erres, Van der Heem NV; Den

• Notes
• Youth Radio Kit including wooden enclosure. Transistors 2SA15, OC3L and OC4L. Diode OA79.
  Sold in Germany by Radio-RIM as "Radiobaukasten EB3".

• Source of data
• -- Collector info (Sammler)

• Mentioned in
• RIM Bastelbuch 1965

• Other Models

• Here you find 411 models, 328 with images and 225 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