TH-831
Hitachi Ltd.; Tokyo
- Country
- Japan
- Manufacturer / Brand
- Hitachi Ltd.; Tokyo
- Year
- 1971 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 107588
-
- alternative name: Hitachi Sales Corp. of America
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 8
- Main principle
- Superheterodyne (common)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries / 2 x 1,5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.5 cm = 2.2 inch
- Power out
- 0.18 W (undistorted)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: TH-831 - Hitachi Ltd.; Tokyo
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 3.5 x 4.5 x 1.5 inch / 89 x 114 x 38 mm
- Notes
-
presa per auricolare - maniglia di trasporto - antenna interna in ferrite.
- Net weight (2.2 lb = 1 kg)
- 0.410 kg / 0 lb 14.4 oz (0.903 lb)
- Mentioned in
- -- Schematic
- Literature/Schematics (1)
- Funk-Technik (FT) (12/1971, S. 441 / Messebericht Hannover)
- Author
- Model page created by Peter Hoddow. See "Data change" for further contributors.
- Other Models
-
Here you find 1061 models, 951 with images and 243 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hitachi Ltd.; Tokyo