MB-560A

Morrow Radio Mfg. Co., Moradco; Salem (OR)

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  • Year
  • 1955
  • Category
  • Amateur Transmitter (only)
  • Radiomuseum.org ID
  • 311633

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Radio Frequency Amplification only
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Powered by external power supply or a main unit. / 6 VDC; 12 VDC; 115 AC Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Power out
  • 50 W (max.)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: MB-560A - Morrow Radio Mfg. Co., Moradco
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 12 x 4.25 x 8 inch / 305 x 108 x 203 mm
  • Notes

  • The Morrow MB-560A transmitter was designed to be easily mounted under an automobile dashboard.  It and its intended accompanying MBR-5 receiver are both operated by an external power supply.  The external AC power supply contains a 5Y3GT tube.  Power output from the transmitter is 40-50W, depending on the band.

    The Morrow MB-560A tranmits on 5 shortwave bands
    Band Name Freq From Freq To
    75m 3.5 MHz 4 MHz
    40m 7 MHz 7.3 MHz
    20m 14 MHz 14.4 MHz
    15m 21MHz 21.5 MHz
    10m 28 MHz 30 MHz

     

  • Literature/Schematics (1)
  • - - Manufacturers Literature (http://bama.edebris.com/download/morrow/mb560/mb560.djvu)
  • Author
  • Model page created by Rodney Boleyn. See "Data change" for further contributors.

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The model MB-560A is part of the collections of the following members.

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