Combination Tuner-Detector Two-Stage Amplifier DA-7 Basco Chassis

Monroe H. McKillip Co.; Chicago, Illinois

  • Year
  • 1922
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 198998

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration; 2 AF stage(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: Combination Tuner-Detector Two-Stage Amplifier DA-7 [Basco Chassis] - Monroe H. McKillip Co.;
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 22.5 x 7 x 7.5 inch / 572 x 178 x 191 mm
  • Notes
  • The Monroe DA-7 1 tube regenerative receiver and two-stage audio amplifier was manufactured in 1922 for The Monroe Co. under a cross licensing agreement with Tri-City Electrical Supply (TRESCO) in the BASCO (Briggs & Stratton) plant. The receiver employed the Armstrong regenerative circuit of which Tri-City was a licensee. The receiver covered the 180 to 685 meters wavelength range.
  • Price in first year of sale
  • 75.00 $
  • Literature/Schematics (1)
  • - - Manufacturers Literature (1922 American Radio Mfg. catalog page 3)
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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