• Country
• Great Britain (UK)

• Manufacturer / Brand
• Rolls-Caydon (Brand), Campbell & Addison Ltd; London

• Year
• 1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 205230

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Tuned circuits
• 1 AM circuit(s)

• 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: Caydon Long-Range 1 - Rolls-Caydon Brand, Campbell &

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

• Dimensions (WHD)
• 27.5 x 4.5 x 17 inch / 699 x 114 x 432 mm

• Notes
• HF valve with tuned anode, tuned HF valve, grid-leak detector, two transformer-coupled LF valves. Wave range 200-500 and 1000-2000 metres. Walnut cabinet. Enclosed frame aerial.

• Net weight (2.2 lb = 1 kg)
• 28 lb (28 lb 0 oz) / 12.712 kg

• Price in first year of sale
• 31.00 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 13 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Rolls-Caydon (Brand), Campbell & Addison Ltd; London