• Country
• United States of America (USA)

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

• Year
• 1955

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 243182

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

• Number of Tubes
• 2

• Valves / Tubes
• 6BH6 6BH6

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 117/6 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Field Strength Meter 498 - Simpson Electric Co.; Chicago,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 11 x 8.5 x 8 inch / 279 x 216 x 203 mm

• Notes

• Measures relative field strength from approx. 50 microvolts to 0.5 volts. Covers all channels UHF and VHF. Continuously variable sensitivity.

  Can be operated on AC line (117 V), self-contained storage battery (self-contained charger), automobile battery or external battery.

  Price including shoulder strap, less battery.
  Storage battery, 12 ampere hours, No. 5721: $9.50

• Net weight (2.2 lb = 1 kg)
• 11.5 lb (11 lb 8 oz) / 5.221 kg

• Price in first year of sale
• 155.90 $

• Mentioned in
• - - Manufacturers Literature (Simpson Test Equipment bulletin no. 2058, 1957)

• Other Models

• Here you find 147 models, 130 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