• Country
• Latvia (Latvia, Riga)

• Manufacturer / Brand
• VEF Radio Works (Valst Elektrotechniska Fabrika, ВЕФ); Riga

• Year
• 1945

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 77797

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

• Number of Tubes
• 6

• Valves / Tubes
• 6А8 6К7 6Г7 6Ф6С 6Е5С 5Ц4С

• Main principle
• Superheterodyne (common); ZF/IF 469 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: VEF Super M557 [SW 16 - 50 m] - VEF Radio Works Valst

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 480 x 315 x 250 mm / 18.9 x 12.4 x 9.8 inch

• Notes
• First VEF Riga radio model after WWII.
  In first M557 radios SW band coverage 16-50 m.
  Later SW band 25-75 m., and used other notes on dial scale. (see in RMorg)

• Net weight (2.2 lb = 1 kg)
• 10.4 kg / 22 lb 14.5 oz (22.907 lb)

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

• Author
• Model page created by Nikolaj Baranov. See "Data change" for further contributors.

• Other Models

• Here you find 139 models, 136 with images and 76 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from VEF Radio Works (Valst Elektrotechniska Fabrika, ВЕФ); Riga