• Country
• United States of America (USA)

• Manufacturer / Brand
• Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI

• Year
• 1944

• Category
• Military Equipment (not Re, Tr or RXT)

• Radiomuseum.org ID
• 186973

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

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 4.5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Volt-Ohmmeter I-166 - Simpson Electric Co.; Chicago,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 155 x 180 x 141 mm / 6.1 x 7.1 x 5.6 inch

• Notes
• Instrument was used during WW II by the US Army. After the war it was used in the army of several countries.
  
  Audio measurement on a load impedance of 4000 Ohms:
  0 - 1.5 volts
  0 - 5 volts
  0 - 15 volts
  0 - 150 volts
  as above on a load impedance of 300 Ohms:
  0 - 5 volts
  0 - 15 volts
  0 - 30 volts
  
  AC Voltage (Sensitivity 2666 Ohms per Volt):
  0 - 500 volts.
  
  DC Voltage (Sensitivity 1000 Ohms per Volt):
  0 - 5 volts
  0 - 15 volts
  0 - 50 volts
  0 - 150 volts
  0 - 500 volts
  0 - 1500 volts.
  
  DC Resistance:
  0 - 1000 Ohms
  0 - 10000 Ohms
  0 - 100000 Ohms
  0 - 1000000 Ohms
  

• Net weight (2.2 lb = 1 kg)
• 2.4 kg / 5 lb 4.6 oz (5.286 lb)

• Source of data
• - - Data from my own collection

• Literature/Schematics (1)
• - - Manufacturers Literature (TM 11-2613)

• Author
• Model page created by Jan Poortman. See "Data change" for further contributors.

• Other Models

• Here you find 148 models, 131 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI