• Country
• United States of America (USA)

• Manufacturer / Brand
• Electrical Research Laboratories Inc. (Erla); Chicago, Illinois

• Year
• 1925 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 136520

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• TRF without regeneration

• Tuned circuits
• 3 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ramway R17 - Electrical Research

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 21.5 x 9.5 x 12 inch / 546 x 241 x 305 mm

• Notes
• Ramway is one of the Trade Names used by ERLA (according to R.E.Grinder: The Radio Collectors Directory). Sold by Allied Radio. The logo displays the typical Ram's head. Provision for -C.

• Net weight (2.2 lb = 1 kg)
• 8.6 kg / 18 lb 15.1 oz (18.943 lb)

• Price in first year of sale
• 150.00 $

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Literature/Schematics (1)
• Collector's Guide to Antique Radios (7th Edition) (see Ramway)

• Author
• Model page created by Stefano Bargiacchi. See "Data change" for further contributors.

• Other Models

• Here you find 133 models, 47 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electrical Research Laboratories Inc. (Erla); Chicago, Illinois