• Country
• Czechoslovakia

• Manufacturer / Brand
• Tesla; Praha, Bratislava etc.

• Year
• 1980 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 166487

• • Brand: Supraphon

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Universal Counter BM-641 - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 280 x 90 x 360 mm / 11 x 3.5 x 14.2 inch

• Notes
• Frequency counter DC - 70 MHz.

• Net weight (2.2 lb = 1 kg)
• 4.9 kg / 10 lb 12.7 oz (10.793 lb)

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Gabriel Toth. See "Data change" for further contributors.

• Other Models

• Here you find 1832 models, 1141 with images and 643 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.