- Country
- Great Britain (UK)
- Manufacturer / Brand
- Murphy Radio Ltd.; Welwyn Garden City
- Year
- 1969 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 222915
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 7
- Main principle
- Superheterodyne (common); ZF/IF 470 kHz; 3 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Dry Batteries / 9 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
- Power out
- 1 W (unknown quality)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: B846 - Murphy Radio Ltd.; Welwyn
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 253 x 158 x 67 mm / 10 x 6.2 x 2.6 inch
- Notes
-
A seven transistor battery portable radio which covers MW (187 - 570 metres), LW (1070 - 1900 metres) and Bandspread of the high frequency end of MW (187 - 210 metres). Two piece plastic case with padded black plastic covering. Sockets for earphone/loudspeaker and car aerial. PP9 battery. Elliptical loudspeaker 6 x 4 inch.
- Net weight (2.2 lb = 1 kg)
- 3.5 lb (3 lb 8 oz) / 1.589 kg
- Literature/Schematics (1)
- -- Original-techn. papers.
- Literature/Schematics (2)
- ERT Service Chart 1744 dated April 30 1970
- Literature/Schematics (3)
- Trader Service Sheet (suppl. of Wireless & El. Trader, etc.) (1955 dated 9 October 1970)
- Author
- Model page created by Jose Casas-Avalos. See "Data change" for further contributors.
- Other Models
-
Here you find 366 models, 299 with images and 234 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Murphy Radio Ltd.; Welwyn Garden City