• Country
• Great Britain (UK)

• Manufacturer / Brand
• Radiax, London

• Year
• 1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 204734

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• TRF with regeneration

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

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Challenge No. 50 - Radiax, London

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

• Dimensions (WHD)
• 25.5 x 9 x 12 inch / 648 x 229 x 305 mm

• Notes
• HF valve with tuned anode, grid-leak detector, resistance-capacity-coupled LF valve, two transformer-coupled LF valves. Wave range 250-550 and 1100-2000 metres. Oak cabinet, fully enclosed.

• Price in first year of sale
• 16.00 GBP

• Source of data
• Wireless World (The), London (WW, 79)

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 11 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiax, London