Rolls 5-valve

Hoare & Jagels, London

  • Year
  • 1927
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 205292

 Technical Specifications

  • 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
  • Magnetic loudspeaker (reed) generic.
  • from Radiomuseum.org
  • Model: Rolls 5-valve - Hoare & Jagels, London
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 14.5 x 11.5 x 7.5 inch / 368 x 292 x 191 mm
  • Notes
  • 2 HF valves with aperiodic interstage coupling, grid-leak detector, two tranformer-coupled LF valves. Wave range 250-500 and 1000-2000 metres. Enclosed frame aerial. Built-in Celestion loudspeaker.
  • Net weight (2.2 lb = 1 kg)
  • 23 lb (23 lb 0 oz) / 10.442 kg
  • Price in first year of sale
  • 26.00 GBP
  • Author
  • Model page created by John Koster. See "Data change" for further contributors.

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 Forum

Forum contributions about this model: Hoare & Jagels,: Rolls 5-valve

Threads: 1 | Posts: 1

Da es sich vielleicht um ein Nachfolgemodell handelt - Anzeige von 1928 als Forum-Beitrag

Quelle: World Radio, Vol.VI, No.151, 15.Juni 1928, Seite 882

Jörg Holtzapfel, 05.Nov.21

Weitere Posts (1) zu diesem Thema.