• Country
• United States of America (USA)

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

• Year
• 1981

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 336583

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

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / D: 1 x 1.5 and 1 x 9 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Volt-Ohm-Milliammeter 260 Series 7M - Simpson Electric Co.; Chicago,

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 5.25 x 7 x 3.25 inch / 133 x 178 x 83 mm

• Notes

• The Simpson model 260-7M is the mirrored-scale version of the 260 series 7. Series 7 and 7M are the first in the series with an Off-Transport switch setting.  It is also the first to use "reverse-banana" test lead jacks and add the warning "All Terminals 1kV Max" to ground symbol.

  Accuracy 2% of full scale for DC & Sensitivity 20K per volt

  Accuracy 3% of full scale for AC & Sensitivity 5K per volt

• Mentioned in
• - - Manufacturers Literature (Manufacturer's manual dated 1981 & includes schematic)

• Author
• Model page created by Rich Post. 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