• Country
• Great Britain (UK)

• Manufacturer / Brand
• Kolster Brandes Ltd. (KB, K.B., ITT); Foots Cray; GB

• Year
• 1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 104765

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

• Number of Transistors
• 6

• Semiconductors
• GET874 GET873 GET873 GET114 GET114 GET114

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Tuned circuits
• 5 AM circuit(s)

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

• Power type and voltage
• Dry Batteries / 2 × 9 Volt

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

• Power out
• 0.7 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Gaiety QP21 - Kolster Brandes Ltd. KB, K.B.,

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

• Dimensions (WHD)
• 232 x 108 x 210 mm / 9.1 x 4.3 x 8.3 inch

• Notes

• Attaché case radio. Typical style of British valve portables manufactured in the 1950's. Elliptical speaker 2.5 x 7.5 Inches.

  Removable lid, allowing conventional use.

  Uses 2 x PP9 batteries

• Net weight (2.2 lb = 1 kg)
• 1.9 kg / 4 lb 3 oz (4.185 lb)

• Price in first year of sale
• 18.90 UK £

• Mentioned in
• Radio! Radio! (Date and price from Radio Radio, (Hill), page 260)

• Literature/Schematics (1)
• Radio And Television Servicing books (R&TVS)

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

• Other Models

• Here you find 415 models, 372 with images and 253 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kolster Brandes Ltd. (KB, K.B., ITT); Foots Cray; GB