• Country
• United States of America (USA)

• Manufacturer / Brand
• Atwater Kent Mfg. Co.; Philadelphia, USA

• Year
• 1928

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 33291

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• UX201A UX201A UX201A UX201A or UX200A or 12A UX201A 12A or 71A

• Main principle
• TRF without regeneration

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 48 - Atwater Kent Mfg. Co.;

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

• Dimensions (WHD)
• 500 x 160 x 165 mm / 19.7 x 6.3 x 6.5 inch

• Notes

• One dial (primary tuning control knob)
  A 6 valve T.R.F. (Tuned Radio Frequency) broadcast receiver and requires an external speaker.
  Built in a long wooden box which was nicknamed a "coffin" due to its shape.
  The coffin style radio traditionally had knobs on the front, a flip up lid, and wires coming out the back.
  The same style box was used on the Atwater Kent model 20C and model 33.
  The set requires an "A" supply of 5 volts DC for the filaments, a "B" supply of 125 volts, 67 volts and 22 volts DC, and a "C" supply of minus 10 volts DC.

• Net weight (2.2 lb = 1 kg)
• 6.1 kg / 13 lb 7 oz (13.436 lb)

• Price in first year of sale
• 49.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (1)
• Beitman Radio Diagrams, Vol. 01, 1926-1938

• Other Models

• Here you find 507 models, 330 with images and 332 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Atwater Kent Mfg. Co.; Philadelphia, USA