Question

gammer construction work...,​

Answer 1

Radio jammer, a device used in radio jamming. Radio-controlled Improvised Explosive Device jammer, a counter-IED device. Mobile phone jammer, an instrument used to prevent cellular phones from receiving signals from base stations

Answer 2

Answer:

Radio jammer, a device used in radio jamming. Radio-controlled Improvised Explosive Device jammer, a counter-IED device. Mobile phone jammer, an instrument used to prevent cellular phones from receiving signals from base stations