The TDF210 is an easy-to-install tactical direction finder system. The system is designed to be transported by man or in a car and can be operated on a tripod or on a backpack. In designing this system, the parameters of weight, power consumption and dimensions are optimized. Advantages of this system, along with the desirable technical specifications, can be used to install the whole system components including an antenna-switch, a DF box, and a battery on a backpack and the system is operational whit a CAT6 cable for data transferring & a laptop. The power is supplied with the PoE module: 24VDC .