Dummy Load - Wattmeter 374

Barker & Williamson Inc., Bristol (PA)

  • Year
  • 1968 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 298539

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

 Technical Specifications

  • Number of Transistors
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Alternating Current supply (AC) / 120 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Dummy Load - Wattmeter 374 - Barker & Williamson Inc.,
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 4.75 x 9 x 10.25 inch / 121 x 229 x 260 mm
  • Notes
  • Load impedance: 52 Ω
    Frequency range: 2 to 30 MHz with SWR: <1:1.3 @ 230 MHz (may also be used above
                      30 MHz to 230 MHz as a power indicator with no statement of power accuracy).
    Wattmeter ranges: 0/15/50/300/1500 W

    Power for warning light is funished by a 120 VAC line.

    Load resistor may be oil cooled without hermetic sealing, depending on type of oil this might be a health hazard if "PCB" based.

    See similar model Waters 374

  • Net weight (2.2 lb = 1 kg)
  • 12 lb 0 oz (12 lb) / 5.448 kg
  • Literature/Schematics (1)
  • -- Original-techn. papers.
  • Author
  • Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

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