Automatic Radio Direction Finder ADFS-320

OAR, Ocean Applied Research; San Diego, CA

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  • Year
  • 1975 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 355072

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • PLL, Phase-locked loop
  • Wave bands
  • VHF incl. FM and/or UHF (see notes for details)
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 2 W (max.)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Automatic Radio Direction Finder ADFS-320 - OAR, Ocean Applied Research;
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 158 x 85 x 235 mm / 6.2 x 3.3 x 9.3 inch
  • Notes

  • OAR Automatic Radio Direction Finder ADFS-320.

    All solid state except for 3-inch CRT.

    Standard: 10 plug-in crystal channels.
    Optional: a) 10-channel scanner (programmed by std. 10 crystals or 9 crystals plus synthesizer option), or b) frequency synthesizer.

    VHF operation: 108-174 MHz.

    Reception on AM, FM, CW.

    The direction, strength, and opening or closing distance of received signals are indicated on a circular CRT display.

    Optional power options are:
    a) 110 or 220 VAC/50-60 Hz (in addition to standard 12 VDC), or
    b) 24/28 VDC (in lieu of std. 12 VDC).

  • Net weight (2.2 lb = 1 kg)
  • 2.3 kg / 5 lb 1.1 oz (5.066 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (VHF Band Automatic Direction Finder Model ADFS-320, OAR, Product Bullitin 1-75.)

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