• Country
• Japan

• Manufacturer / Brand
• Hitachi Ltd.; Tokyo

• Year
• 1965 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 176135

• • alternative name: Hitachi Sales Corp. of America

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 9

• Semiconductors
• 2SA350 2SA350 2SA12 2SA353 2SB155 2SB77 2SB156 2SB156 2SB77

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Dry Batteries / 4 x 1.5 Volt

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

• Power out
• 1.5 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Hiphonic WH-900 - Hitachi Ltd.; Tokyo

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 270 x 170 x 75 mm / 10.6 x 6.7 x 3 inch

• Notes
• Portable radio with fine tuning, "Radar" pilot light tuning indicator, & 2 earphone jacks. Three SW bands: 1.6-4.5; 3.8-12; 12-27 Mhz.

• Net weight (2.2 lb = 1 kg)
• 1.6 kg / 3 lb 8.4 oz (3.524 lb)

• Source of data
• -- Schematic

• Circuit diagram reference
• Radio and TV Servicing books (R&TVS) book

• Author
• Model page created by Keith Staines. See "Data change" for further contributors.

• Other Models

• Here you find 1057 models, 947 with images and 242 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hitachi Ltd.; Tokyo