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TR81, TR 81 TR-81

Country:  Japan
Manufacturer / Brand:  Sony Corporation; Tokyo
Year: 1956 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
Wave bands Broadcast only (MW).
Power type and voltage Storage and/or dry batteries
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Model: TR81, TR 81 TR-81 - Sony Corporation; Tokyo
Material Modern plastics (no Bakelite or Catalin)

In December 1956 SONY produced the TR-81 (TR81, TR 81). TR-81 was designed to be used in NHK schools.

Detailed data or pictures not known until yet.

Not to be confused with the later (1965) model 1R-81!

Nicht zu verwechseln mit dem späteren Sony Modell 1R-81!

Model page created by Ernst Erb. See "Data change" for further contributors.

All listed radios etc. from Sony Corporation; Tokyo
Here you find 3524 models, 3264 with images and 747 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.