• Year
  • 1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 117347
    • Brand: Miraco

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

 Technical Specifications

  • Number of Tubes
  • 17
  • Main principle
  • Superhet with RF-stage; ZF/IF 456 kHz
  • Tuned circuits
  • 8 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • 2 Loudspeakers
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: A-17 ch= 170 - Midwest Radio Co., The, Miraco
  • Shape
  • Console with any shape - in general
  • Dimensions (WHD)
  • 22.75 x 39 x 12.5 inch / 578 x 991 x 318 mm
  • Notes
  • The Midwest A-17 features automatic frequency control (AFC), a 6AF6 tuning eye, motorized tuning with 6 station presets, 4 tone controls labeled Bass, Treble, Alto, and Soprano that can be switched on/off independently for a total of 16 different tone settings, and an auxiliary input labeled Television.

    It receives 5 bands: A = 550-1500 KHz, B = 1.5-4.2 MHz, C = 4.2-12 MHz, D = 12-30 MHz, E = 125-350 KHz.  It contains two speakers, an 11.5" electrodynamic woofer and a 3.5" permanent magnet tweeter.  The speakers are coaxially mounted in a cardboard box designed to look like an organ pipe enclosure that is labeled "Organ-Fonic Tone Filter."

    Same cabinet, different chassis: model A-12.

  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before

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The model A-17 is part of the collections of the following members.

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