• Country
• United States of America (USA)

• Manufacturer / Brand
• Ferris Instrument Co.; Boonton, (NJ)

• Year
• 1938 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 149548

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Line / Batteries (any type)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Radio Noise and Field Strenght 32 - Ferris Instrument Co.; Boonton

• Shape
• Tablemodel, with any shape - general.

• Notes
• Frequency coverage 150 to 350 kHz and 550 kHz to 20 MHz. Input voltage 1 µV to 100 mV. Built-in calibrator. Logarithmic scale meter.

• Literature/Schematics (1)
• Electronics, September 1938, page 81

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

• Other Models

• Here you find 5 models, 5 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ferris Instrument Co.; Boonton, (NJ)