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ADF-320
Automatic Direction Finder - this page is a stub

ADF-320 was a Radio Direction Finder (RDF), also known as an Automatic Direction Finder (ADF), developed around 1975 as part of a range of direction finders by Ocean Applied Research (OAR) in San Diego (Californa, USA). The device is based on the Adcock principle. A variant of the ADF-320 — known as the HRR-26 — was made especially for the US Central Intelligence Agency (CIA).

Documentation
  1. ADFS-320 sales leaflet
    OAR, 1975.
Further information
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Crypto Museum. Created: Sunday 17 February 2019. Last changed: Sunday, 17 February 2019 - 11:33 CET.
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