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TELKOMNIKA Telecommunication, Computing, Electronics and Control
Wireless control system for spy devices based dual tone multi frequency technology
Obtaining information is one of the most important requirements for
intelligence works, spy surveillance cameras and listening devices are among the important means for this. One problem of using these means is a mechanism of controlling them to…
intelligence works, spy surveillance cameras and listening devices are among the important means for this. One problem of using these means is a mechanism of controlling them to…