Harris Automatic Antenna Coupler and Coupler Control RF-281 (A) and RF-339 (A)

RF Communications, Inc.; Rochester, N.Y.

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  • Year
  • 1986
  • Category
  • Antenna (Aerial) or Coupler
  • Radiomuseum.org ID
  • 296186

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

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 22-36 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Harris Automatic Antenna Coupler and Coupler Control RF-281 and RF-339 - RF Communications, Inc.;
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 17.25 x 12.85 x 7.45 inch / 438 x 326 x 189 mm
  • Notes

  • Suffix A designates a standard olive drab case as opposed to a gray case.

    The RF-281 automatically matches the output of various 150 watt transceivers and transmitters to a variety of whip and long wire antennas over the frecuency range of 1.5 to 30 MHz. Operation is fully automatic, using the RF-339 to provide the necessary control and logic circuitry. Tuning time is typically seven to eight seconds.

    Power requirements, size and weight filed are for RF-281.

    Those for RF-339 are as follows:
    Power: 115-230 Vac 50/60 Hz or 22 to 36 Vdc.
    Size: 14.750 x 9.125 x 4.875 inches, including projections.
    Weight: 9 pounds (4,08 Kg)
     

  • Net weight (2.2 lb = 1 kg)
  • 25 lb 0 oz (25 lb) / 11.350 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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