TRA-500DS

Roadstar; Japan

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  • Year
  • 2009 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 368016
    • Brand: Roadstar El. GmbH

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Power type and voltage
  • Solar- and/or muscle driven, also addl. power jack possible / 5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 cm = 1.6 inch
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: TRA-500DS - Roadstar; Japan
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 130 x 70 x 40 mm / 5.1 x 2.8 x 1.6 inch
  • Notes

  • Roadstar TRA‑500DS
    Portable AM/FM radio with multi‑source power: internal Ni‑MH rechargeable battery, hand‑crank dynamo, solar cell, mini‑USB 5 V input, or AA batteries.
    Designed for energy‑efficient operation; uses analog mechanical tuning instead of PLL.
    One minute of hand‑cranking provides up to 20 minutes of listening.
    Battery life approx. 7 hours on full charge.
    Features include telescopic FM antenna, LED tuning indicator, headphone jack, and analog dial.
    Supplied with mini‑USB cable and manual; AC adapter optional.

  • Net weight (2.2 lb = 1 kg)
  • 0.2 kg / 0 lb 7 oz (0.441 lb)
  • Author
  • Model page created by Francisco Martins. See "Data change" for further contributors.

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