4R-52
Sony Corporation; Tokyo
- Country
- Japan
- Manufacturer / Brand
- Sony Corporation; Tokyo
- Year
- 1967/1968
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 163843
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 8
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast and Short Wave (SW).
- Power type and voltage
- Dry Batteries / 4 x 1,5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 cm = 2.4 inch
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: 4R-52 - Sony Corporation; Tokyo
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 175 x 90 x 35 mm / 6.9 x 3.5 x 1.4 inch
- Notes
-
Supplied with earphone and leather case
MW 530-1605 Kc (kHz), SW 3,9-12 Mc (MHz).
- Net weight (2.2 lb = 1 kg)
- 0.380 kg / 0 lb 13.4 oz (0.837 lb)
- Price in first year of sale
- 66.75 AUS $
- Mentioned in
- Mingay's Price Service (Feb 1968.)
- Literature/Schematics (1)
- J.R. Publications Transistor Radio Service Handbook (Group C4, 1967, Page S5b.)
- Author
- Model page created by Salvador Galan-Ocaña. See "Data change" for further contributors.
- Other Models
-
Here you find 3986 models, 3845 with images and 956 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sony Corporation; Tokyo