• Country
• Hungary

• Manufacturer / Brand
• Mechanikai Laboratórium (ML); Budapest

• Year
• 1958–1963

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 136973

• Main principle
• Superhet, double/triple conversion; ZF/IF 1378/78 kHz

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Radio telegraph R-1251 - Mechanikai Laboratórium ML;

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 618 x 338 x 515 mm / 24.3 x 13.3 x 20.3 inch

• Notes
• Mechanikai Laboratorium R-1251 Receiving system:
  Coverage 1,5 - 29,9 MHz, reception modes A1 (CW), A2, A3, A3a, A4, F1, F6, A3b; IF bandwidths +/- 0,2; +/- 0.65; +/- 1.5; +/- 3.4 / +/- 6 MHz;
  In contrast to the R-1250, this set comes without the frequency "stabilisator".

• Net weight (2.2 lb = 1 kg)
• 54 kg / 118 lb 15.1 oz (118.943 lb)

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

• Literature/Schematics (1)
• Dékány-Szönyi: A magyar katonai rádiófelderítés története.

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 162 models, 142 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Mechanikai Laboratórium (ML); Budapest