DF fix

DF (direction finder) fix

A fix obtained by using one or more direction finders.
References in periodicals archive ?
The battalion was unable to get much of a measure of the AQFs, which suffered mechanical problems (although, when the AQFs did fly, they boosted the battalion's ELINT collection and illustrated the ability of IEWCS to get a DF fix using one helicopter and one GBCS).
Tender notice number : L.VIII 52/2016-17-GCGNR-S(DF Fixed)