REV-251M

Mechanikai Laboratórium (ML); Budapest

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  • Year
  • 1983
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 116613

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

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superhet, double/triple conversion; ZF/IF 74000/200 kHz
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 127; 220 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: REV-251M - Mechanikai Laboratórium ML;
  • Shape
  • Boatanchor (heavy military or commercial set >20 kg).
  • Dimensions (WHD)
  • 480 x 380 x 310 mm / 18.9 x 15 x 12.2 inch
  • Notes
  • Communications receiver covering 200 kHz - 30 MHz, AM, CW, USB/LSB, FM, FSK;
    standard IF bandwidths 0.1/0.4/0.7/1.0/1.4/2.0/3.0/4.0/6.0 MHz and +/- 2.75/5.75 kHz (SSB mode). Digital frequency display, resolution 1 Hz.
    Variant: REV-251M/H covers 10 kHz - 30 MHz.
  • Net weight (2.2 lb = 1 kg)
  • 26 kg / 57 lb 4.3 oz (57.269 lb)
  • Source of data
  • -- Collector info (Sammler)
  • Literature/Schematics (1)
  • Dékány-Szönyi: A magyar katonai rádiófelderítés története.
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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