• Country
• Italy

• Manufacturer / Brand
• Zetagi S.p.A.; Concorezzo, Milano

• Year
• 1977 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 189165

• • Brand: ZG

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

• Number of Transistors
• 9

• Semiconductors

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Batteries / addl. power jack / 12 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Frequency Meter C57 - Zetagi S.p.A.; Concorezzo,

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 125 x 35 x 170 mm / 4.9 x 1.4 x 6.7 inch

• Notes
• The C57 model is a frequency meter for measuring frequencies with a measurement range from 0.3 to 50 MHz. The unit features has 2 connectors SO-239 on the rear panel for reading frequencies with power of 1 W to 50 W, and a high sensitivity RCA socket for reading very weak signal (50 mV) frequencies. Only for internal use in rooms with a temperature of between -10C and +40 C. Absorption 150 mA at 12V CC.

• Net weight (2.2 lb = 1 kg)
• 0.860 kg / 1 lb 14.3 oz (1.894 lb)

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

• Author
• Model page created by Emilio Focosi. See "Data change" for further contributors.

• Other Models

• Here you find 66 models, 66 with images and 26 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zetagi S.p.A.; Concorezzo, Milano