jammer


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jammer

[′jam·ər]
(electronics)
A transmitter used in jamming of radio or radar transmissions. Also known as electronic jammer.

jammer

A high-powered emitter that is an electronic warfare device used to jam specific frequencies.
Those jammers that jam by sheer power are known as noise jammers. A deception jammer, on the other hand, attempts to mislead the enemy by causing a false indication on his or her receiver.
References in periodicals archive ?
Range-free localization algorithms utilize the geometric knowledge of the jammed area to locate the jammer. Wang and Zheng took the weighted factor determined by the relative position between jammer and node into consideration when modifying the Centroid Localization (CL) [10] and presented Weighted Centroid Localization (WCL).
Periodic Control Interval Jammer attacks when the nodes are in the control period and sleeps during rest of the time.
PTA had set SOPs (standard operating procedures) for jammer frequencies to be kept at certain levels so as to not disturb the mobile communications occurring around prison areas, but non-adherence to these SOP's by the authorities concerned is resulting in huge losses to cellular companies, in addition to disruption in mobile communication, the brunt of which is being borne by the customers.
There are several nefarious uses for GPS jammers, which are not illegal to own.
The SAR signal received by jammer after down-conversion can be expressed as
Unlike RPGs however, buried or roadside bombs are triggered from a distance, either by television controls or telephones, meaning that some vehicles in a convoy, for example, could be equipped with jammers. This is more easily said than done, because jammers can adversely affect one's own radios, weapons and other systems (not to mention a vehicle's own electronics!), particularly at a time when soldiers are being equipped with a proliferation of electronic paraphernalia.
One of the company's latest models, the CT-12 wireless laser radar jammer, according to ALF, has the following advantages:
Thanks to Nose Jammer from Fairchase Products, that dream becomes a reality.
It is understood a jammer device was used by dissident republicans in the theft of two lorries last month carrying alcohol worth around EUR200,000.