spot jammer

spot jammer

[′spät ‚jam·ər]
(electronics)
A jammer that interferes with reception of a specific channel or frequency.
References in periodicals archive ?
The attacker focus on a single frequency that the target uses and jam that with less power is called as spot jammer.
These approaches are intended to minimize the effectiveness of the spot jammer by forcing the jammer into the broadband barrage mode.
With the right software, these all-digital radar emitters can be used as spot jammers, directing pencil beams against "pop-up" threats.