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TRQ-250; Hitachi Ltd.; Tokyo (ID = 761388) R-Player TRQ-250; Hitachi Ltd.; Tokyo (ID = 761389) R-Player
TRQ-250; Hitachi Ltd.; Tokyo (ID = 761390) R-Player TRQ-250; Hitachi Ltd.; Tokyo (ID = 761391) R-Player
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TRQ-250; Hitachi Ltd.; Tokyo (ID = 761388) R-Player
Hitachi Ltd.; Tokyo: TRQ-250 [R-Player] ID = 761388 830x638
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For model TRQ-250, Hitachi Ltd.; Tokyo
Country:  Japan
Manufacturer / Brand:  Hitachi Ltd.; Tokyo
alternative name
Hitachi Sales Corp. of America
Year: 1970 ? Category: Sound/Video Recorder and/or Player
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Audio-Amplification
Wave bands - without
Details Cassette-Recorder or -Player
Power type and voltage Line / Batteries (any type) / 220 / 4 x 1,5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
Power out
from Model: TRQ-250 - Hitachi Ltd.; Tokyo
Material Plastics (no bakelite or catalin)
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 255 x 230 x 75 mm / 10 x 9.1 x 3 inch
Notes This model is also manufactured as a BUSH TP70
Net weight (2.2 lb = 1 kg) 1.8 kg / 3 lb 15.4 oz (3.965 lb)
Source of data - - Data from my own collection

Model page created by Jouko Laukkanen. See "Data change" for further contributors.

All listed radios etc. from Hitachi Ltd.; Tokyo
Here you find 959 models, 849 with images and 216 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.