National All Transistor BT-252J
Panasonic, Matsushita, National ナショナル (also tubes); Osaka
- Country
- Japan
- Manufacturer / Brand
- Panasonic, Matsushita, National ナショナル (also tubes); Osaka
- Year
- 1961/1962
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 259280
Mingay's Price Service, 2/62.
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
- Wave bands
- Broadcast and Short Wave (SW).
- Power type and voltage
- Dry Batteries / D: 4 x 1,5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
- Power out
- 0.25 W (0.35 W max.)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: National All Transistor BT-252J - Panasonic, Matsushita,
- Shape
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 12.75 x 5.875 x 4.25 inch / 324 x 149 x 108 mm
- Notes
-
National Model BT252J
Cordless dual-wave table radio having eight transistors and two diodes, housed in cabinet in green and blue.
Features: tuning ranges - MW, 540-1600 kC/s (kHz); SW, 6-18 MC/s (MHz). Inbuilt Ferrite rod aerial; provision for external aerial. Push-pull output 250 mW undistorted, 350 mW max.
Controls: volume, on-off, waveband selector, tuning.
See also National BT-252H with different SW band reception.
- Price in first year of sale
- 37.80 AUS £
- Mentioned in
- Mingay's Price Service (Feb 1962 & Aug 1962.)
- Literature/Schematics (1)
- J.R. Publications Transistor Radio Service Handbook (E Series Handbook, Page N55.)
- Author
- Model page created by Daniel Rosha. See "Data change" for further contributors.
- Other Models
-
Here you find 3074 models, 2851 with images and 635 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Panasonic, Matsushita, National ナショナル (also tubes); Osaka