Watchman FD-9B

Sony Corporation; Tokyo

  • Year
  • 1988
  • Category
  • Television Receiver (TV) or Monitor
  • Radiomuseum.org ID
  • 131438

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Other, details in remarks or not known. / 240; 6; 4 x 1,2; 4 x 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 1.13 inch = 2.9 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Watchman FD-9B - Sony Corporation; Tokyo
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Notes
  • Sony FD-9B Watchman; 2"/5 cm b/w special CRT, CCIR I standard UHF tuner with yellow scale pointer, external antenna-in, audio only operation, built-in telescopic antenna, earphone jack, ~410 g, black & white body colors, optional screen magnifier, mains voltage operation with optional 240/6 V power supply, optional accu recharger available.
  • Source of data
  • -- Original prospect or advert
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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