W-18 Ch= 18-37AFC

Midwest Radio Co., The, (Miraco); Cincinnati, OH

Data
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  • Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 117257
    • Brand: Miraco

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

 Technical Specifications

  • Number of Tubes
  • 18
  • Main principle
  • Superhet with RF-stage; ZF/IF 456 kHz
  • Tuned circuits
  • 9 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Details
  • Visual Tuning Indicator pre Eye
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: W-18 Ch= 18-37AFC - Midwest Radio Co., The, Miraco
  • Shape
  • Console with any shape - in general
  • Dimensions (WHD)
  • 23 x 42 x 13 inch / 584 x 1067 x 330 mm
  • Notes

  • The Midwest W-18 AFC consists of the 18-37 AFC chassis with pushbutton tuning, installed in the model W cabinet.

    Available with two speaker options, either a 12-inch speaker, or an "Ultra Deluxe" package with two speakers consisting of a 6-inch midrange and 15-inch woofer.

    "Tunalite" tuning indicator mechanism used a saturable reactor circuit to dim the white dial lamp on sharp tuning, making the dial a dim red color.

    Six band reception of the Midwest W-18 AFC
     Name   From  To     Band
    E 125 370 kHz   Long wave - Marine + weather
    A 540  1540  kHz   Medium wave - Broadcast band
    L 1.5 4.4  MHz    Shortwave Low - Police
    M 4.3 11.9 MHz   Shortwave Med - Foreign
    H 11 30 MHz   Shortwave High - Foreign + domestic
    U 21 70 MHz   Shortwave Ultra - VHF Apex band

     

  • Circuit diagram reference
  • Rider's Perpetual, Volume 9 = 1938 and before

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The model W-18 is part of the collections of the following members.

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