• Country
• Hungary

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

• Year
• 1962/1963

• Category
• Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter

• Radiomuseum.org ID
• 136959

• Number of Tubes
• 13

• Valves / Tubes
• EF80 EF80 EF80 EZ80 EZ80 ECC85 ECC85 ECC85 ECC82 ECC82 ECC82 ECC82 VR75 VR150 DG7-115A

• Main principle
• RF Converter/Adapter (not voltage converter)

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: FM Demodulator FS-3 - Mechanikai Laboratórium ML;

• Shape
• Rack

• Dimensions (WHD)
• 480 x 180 x 480 mm / 18.9 x 7.1 x 18.9 inch

• Notes
• Radioteletype (RTTY) Adaptor used to decode F1 (FSK) and F2 (AFSK) transmissions. Shift 80-500 Hz, 50 Bd speed, output on a teleprinter. This is a part of ML R-1250 and R-1251 Radio Receiving systems.

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

• 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