• Country
• Great Britain (UK)

• Manufacturer / Brand
• Bush Radio Ltd.; london

• Year
• 1964

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 103244

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 7

• Semiconductors
• AF117 AF117 AF117 OC71 OC81D OC81 OC81

• 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 / PP9: 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Power out
• 0.3 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: TR112 - Bush Radio Ltd.; london

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 13.5 x 9.5 x 3.75 inch / 343 x 241 x 95 mm

• Notes

• A battery powered portable seven transistor radio covering MW (187-570 metres) and LW (1070-1900 metres).  Elliptical Loudspeaker 6 x 4 inch (15 x 10 cm). Sockets for car aerial and earphone. Released February 1964, price £17 19s 6d plus Purchase tax.

  The chassis is similar to that in the Bush TR102 model.

• Net weight (2.2 lb = 1 kg)
• 2.9 kg / 6 lb 6.2 oz (6.388 lb)

• Mentioned in
• -- Original-techn. papers.

• Literature/Schematics (1)
• Trader Service Sheet (suppl. of Wireless & El. Trader, etc.) (1693 dated 6 March 1965)

• Literature/Schematics (2)
• - - Manufacturers Literature (Bush Service Information Model TR112)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 402 models, 335 with images and 239 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bush Radio Ltd.; london