• Country
• Soviet Union

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Soviet Union

• Year
• 1979 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 334012

• 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
• Metal case

• from Radiomuseum.org
• Model: Анализатор спектра С4-74 Spetrum Analyzer S4-74 - Unknown - CUSTOM BUILT: Soviet

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

• Dimensions (WHD)
• 490 x 590 x 255 mm / 19.3 x 23.2 x 10 inch

• Notes

• 300 Hz-300 MHz.

• Net weight (2.2 lb = 1 kg)
• 40 kg / 88 lb 1.7 oz (88.106 lb)

• Mentioned in
• Műszer és Irodagép Katalógus,1983

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

• Other Models

• Here you find 172 models, 158 with images and 37 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Soviet Union