• Country
• Great Britain (UK)

• Manufacturer / Brand
• Runnymede Engineering & Electrical Co.; London

• Year
• 1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 205336

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

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

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

• Loudspeaker
• Horn

• Material
• Wooden case

• from Radiomuseum.org
• Model: Runnymede Portable - Runnymede Engineering &

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

• Dimensions (WHD)
• 18 x 18 x 10 inch / 457 x 457 x 254 mm

• Notes
• Two HF valves with aperiodic interstage coupling, grid-leak detector, transformer-coupled LF valve, resistance-capacity-coupled LF valve. Wave range 200-500 and 950-3000 metres. Enclosed frame aerial. Built-in 2 ft. horn. Price includes valves and batteries.

• Net weight (2.2 lb = 1 kg)
• 36 lb (36 lb 0 oz) / 16.344 kg

• Price in first year of sale
• 28.00 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 4 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Runnymede Engineering & Electrical Co.; London