• Country
• Netherlands

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

• Year
• 1980

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 292017

• Number of Transistors
• 2

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 468/10700 kHz

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Dry Batteries / AA: 2 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-2100 - Erres, Van der Heem NV; Den

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Notes

• This model was also sold under the brands Aristona and Siera.

  2 Transistors + 1 IC.

• Mentioned in
• -- Schematic

• 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