• Country
• Germany

• Manufacturer / Brand
• Watson (Marke / brand)

• Year
• 1980 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 167178

• Number of Transistors
• 2

• Semiconductors
• TDA1083

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 cm = 2 inch

• Power out
• 0.25 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-4020 - Watson Marke / brand

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

• Dimensions (WHD)
• 80 x 135 x 35 mm / 3.1 x 5.3 x 1.4 inch

• Notes

• Taschenempfänger mit AM/FM Radio IC TDA1083 (original TFK).

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Author
• Model page created by Jens Dehne. See "Data change" for further contributors.

• Other Models

• Here you find 62 models, 60 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Watson (Marke / brand)