• Country
• Japan

• Manufacturer / Brand
• Hitachi Ltd.; Tokyo

• Year
• 1966 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 250020

• • alternative name: Hitachi Sales Corp. of America

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

• Number of Transistors
• Semiconductors present.

• Semiconductors
• 2SA435 2SA235 2SA350 2SA234 2SA234 2SB75 2SB77 2SB370 2SB370 1N60 1N34A

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz; 3 AF stage(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Storage and/or dry batteries / DC 6; 12 / 4 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Power out
• 1.5 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: FM-AM 9-Transistor Car Radio KM-900T - Hitachi Ltd.; Tokyo

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

• Dimensions (WHD)
• 7.5 x 8 x 2.375 inch / 191 x 203 x 60 mm

• Notes

• Portable radio, can be operated in car with special mount (included). 6 or 12 volt, switchable negative or positive on ground.

  Frequency ranges:

  • FM 86.5 - 108 Mc
  • MW 530 - 1605 kc
  • LW 150 - 350 kc

  See also KM-900 with 2 x SB156 in the power amp stage, and model KM-900K for Germany.

  Diodes mentioned once per type.

• Net weight (2.2 lb = 1 kg)
• 3 lb 0 oz (3 lb) / 1.362 kg

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Josef Pilz. See "Data change" for further contributors.

• Other Models

• Here you find 1052 models, 942 with images and 241 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hitachi Ltd.; Tokyo