• Country
• Czechoslovakia

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

• Year
• 1955 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 166258

• • Brand: Supraphon

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 120/220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Impedance Meter BM-433 - Tesla; Praha, Bratislava etc.

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

• Dimensions (WHD)
• 380 x 520 x 450 mm / 15 x 20.5 x 17.7 inch

• Notes
• Frequency range 100 kHz - 20 MHz, 300 MHz - 2 GHz. Input impedance 75 Ohm. Measured impedance range 1,5 Ohm - 3750 Ohm.

• Net weight (2.2 lb = 1 kg)
• 50 kg / 110 lb 2.1 oz (110.132 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 1838 models, 1159 with images and 668 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.