• Country
• Great Britain (UK)

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

• Year
• 1934/1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 95858

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

• Number of Tubes
• 4

• Valves / Tubes
• 8A1 or SP4 8A1 or SP4 7A2 or Pen4VA R2 or DW3_Mullard or DW4/350

• Main principle
• Superhet, IF regeneration; ZF/IF 130 kHz

• Tuned circuits
• 5 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 200-250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: KB 444 - Kolster Brandes Ltd. KB, K.B.,

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 520 x 365 x 240 mm / 20.5 x 14.4 x 9.4 inch

• Notes

• Original valves were Micromesh brand 8A1, 8A1, SP4 and R2. Mullard equivalents also shown above. The KB444A model is the same but for 100-130 volts AC mains. Optional KB357 SW converter unit.
  Chassis bears some resemblance to the KB 402 and the STC 40

  The Manufacturers above chassis layout drawing for the KB 444 shows the oscillator and aerial trimmers transposed.

• Net weight (2.2 lb = 1 kg)
• 14 kg / 30 lb 13.4 oz (30.837 lb)

• Price in first year of sale
• 130.00 Hfl

• Source of data
• Technisch- Commercieel - Radio Vademecum Staleman

• Literature/Schematics (1)
• Trader Service Sheet (suppl. of Wireless & El. Trader, etc.) (535)

• Author
• Model page created by John Koster. 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