• Year
  • 1956
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 99252

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Wave bands
  • VHF incl. FM and/or UHF (see notes for details)
  • Power type and voltage
  • Line / Storage batteries (perhaps also batteries) / 110-120 / ? Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Field Strength Meter 498A - 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
  • Measurement of television signals in any locality. 4 ranges: 50, 500, 5000 and 50,000 microvolts.

    Can be operated on AC line (117 V), self-contained storage battery (self-contained charger), automobile battery or external battery. Uses Mallory 659 vibrator for battery operation.


    Alimentabile anche tramite batteria da 6V 12Ah (Anodica ottenuta tramite vibratore Mallory 659). Galvanometro da 50uA.

  • Net weight (2.2 lb = 1 kg)
  • 7.5 kg / 16 lb 8.3 oz (16.52 lb)
  • Price in first year of sale
  • 146.00 $
  • Author
  • Model page created by Vitor Oliveira. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum