• Country
• Great Britain (UK)

• Manufacturer / Brand
• Bush Radio Ltd.; london

• Year
• 1959 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 151376

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

• Number of Tubes
• 4

• Valves / Tubes
• DK96 DF96 DAF96 DL96

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 1.5 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Power out
• 0.1 W (unknown quality)

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

• from Radiomuseum.org
• Model: BP81 - Bush Radio Ltd.; london

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

• Dimensions (WHD)
• 10 x 4.25 x 8.875 inch / 254 x 108 x 225 mm

• Notes

• Attaché style with lid power switch. Black & White "Rexine" type covering and white knobs. There may be other colour schemes. Same chassis as BP61  but different size case. PCB construction with loop/frame aerial in the lid.

  Uses AD35 or equivalent LT 1.5V (approx. 125mA) and B126 or equivalent HT 90V (Approx. 8.5mA), so about 80 to 100 hours operation originally.

• Net weight (2.2 lb = 1 kg)
• 2.7 kg / 5 lb 15.2 oz (5.947 lb)

• Price in first year of sale
• 13.00 GBP

• Source of data
• -- Schematic

• Circuit diagram reference
• Radio and TV Servicing books (R&TVS) book

• Mentioned in
• Attache Radios. By Mark Johnson

• Author
• Model page created by Keith Staines. See "Data change" for further contributors.

• Other Models

• Here you find 400 models, 333 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