• Country
• United States of America (USA)

• Manufacturer / Brand
• Midwest Radio Co., The, (Miraco); Cincinnati, OH

• Year
• 1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 117373

• • Brand: Miraco

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

• Number of Tubes
• 7

• Valves / Tubes
• 6A7 6K7 6H6 6F5 43 25Z5 25Z5

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Tropical/Marine/Police Band(s) = 150-200m.

• Power type and voltage
• AC/DC-set / 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 7.5 inch = 19.1 cm

• Power out
• 2 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: M-7 Ch= 7-36 ACDC - Midwest Radio Co., The, Miraco

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 13.4 x 19.7 x 8.7 inch / 340 x 500 x 221 mm

• Notes
• Typical 1936 M-cabinet (like M-11 in Lit.ref.).

• Net weight (2.2 lb = 1 kg)
• 9.5 kg / 20 lb 14.8 oz (20.925 lb)

• Source of data
• -- Collector info (Sammler)

• Circuit diagram reference
• Rider's Perpetual, Volume 8 = 1937 and before

• Mentioned in
• Table Top Radios Vol. 1 Stein 98 (see M-11 for cabinet only)

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 317 models, 181 with images and 214 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Midwest Radio Co., The, (Miraco); Cincinnati, OH