• Country
• Australia

• Manufacturer / Brand
• Motor Spares Ltd., Melbourne

• Year
• 1958

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 294995

• Number of Transistors
• 7

• Semiconductors
• 2N485 2N483 2N483 2N363 2N363 2N632 2N632 OA79

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

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

• Power out
• 0.25 W (unknown quality)

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

• from Radiomuseum.org
• Model: Chieftain ch [40] - Motor Spares Ltd., Melbourne

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

• Dimensions (WHD)
• 270 x 185 x 100 mm / 10.6 x 7.3 x 3.9 inch

• Notes

• The volume control is dual with one part after the detector and the other before the output driver.

• Net weight (2.2 lb = 1 kg)
• 2.340 kg / 5 lb 2.5 oz (5.154 lb)

• Author
• Model page created by Jim Greig. See "Data change" for further contributors.

• Other Models

• Here you find 11 models, 5 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Motor Spares Ltd., Melbourne