• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1987

• Category
• Television Receiver (TV) or Monitor

• Radiomuseum.org ID
• 131523

• 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
• Line / Batteries (any type) / 120; 6; 4 x 1,2; 4 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2 inch = 5.1 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: House Watchman FD-42A - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 4.75 x 8 x 2.63 inch / 121 x 203 x 67 mm

• Notes
• Sony FD-42A House Watchman; 4"/10 cm b/w special CRT, US standard VHF & UHF tuner, built-in telescopic antenna, earphone jack, charcoal, slate-blue, pink or white body color. 5 h operation time. Optional: 120 V operation with AC-40 mains adaptor, BH-16H accu pack, DCC-40A car cord.

• Source of data
• - - Manufacturers Literature

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 3952 models, 3812 with images and 954 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo