• Country
• United States of America (USA)

• Manufacturer / Brand
• Monitoradio; Indianapolis (IN)

• Year
• 1952 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 354537

• • alternative name: Radio Apparatus Corp.; Indianap.

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

• Number of Tubes
• 6

• Valves / Tubes
• 12AT7 6BJ6 6BJ6 6T8 6AQ5 6X4 0B2

• Main principle
• Superheterodyne (common); ZF/IF 10.700 kHz

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt

• Loudspeaker
• Ø 5 inch = 12.7 cm

• Material
• Metal case

• from Radiomuseum.org
• Model: Monitoradio M-51A - Monitoradio; Indianapolis IN

• Shape
• Book-shelf unit.

• Notes

• Monitoradio model M-51A is a battery operated high freq.mobile FM superheterodyne receiver.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 162, folder 8, dated 3-52)

• Author
• Model page created by Dirk Taekels. See "Data change" for further contributors.

• Other Models

• Here you find 27 models, 22 with images and 24 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Monitoradio; Indianapolis (IN)