• Country
• United States of America (USA)

• Manufacturer / Brand
• United Reproducers Corp. (Peerless); Rochester, NY and Springfield, OH

• Year
• 1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 64573

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

• Number of Tubes
• 11

• Valves / Tubes
• 224 224 224 227 227 227 245 245 201A 280

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); 3 AF stage(s); Screengrid 1926-1935

• Wave bands
• Broadcast only (MW).

• Details
• Record Player (perh.Changer)

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• Electrostatic Loudspeaker (high bias DC voltage)

• from Radiomuseum.org
• Model: Peerless 25 - United Reproducers Corp.

• Notes

• One dial (primary tuning control knob)

  Automatic volume control, described by manufacturer as "Constant gain."

  The tube listing above reflects both the Model 25 specifications provided by United Reproducers at the 1929 RMA meeting and the Model 20 Series schematic.  Model 25 had three 227 tubes and an unknown type of ballast tube as shown on the schematic.

  "Kylectron" is United Reproducers Corp. brand of an electrostatic speaker (reproducer) which they claimed gave superior performance due to its unique, patented features.

• Price in first year of sale
• 600.00 USD

• External source of data
• Ernst Erb

• Source of data
• Radio (magazine)

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Literature/Schematics (1)
• Rider's Perpetual, Volume 1 = 1931/1934 (1919 to 1931) (United Reproducers Corp page 1-1)

• Literature/Schematics (2)
• Radio (magazine) (July 1929 page 64aS)

• Other Models

• Here you find 21 models, 13 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from United Reproducers Corp. (Peerless); Rochester, NY and Springfield, OH