The MTCSDL (Mini Tactical Command & Surveillance Data Link) is a low cost, low power consumption, lightweight, wideband, advanced digital data link system. The system is designed for a variety of applications such as mini and small UAV’s, surveillance helicopters and UGV’s.  The MTCSDL is a digital system that provides full duplex or half duplex (TDD) link supporting forward error correction, AES encryption and Anti Jamming capabilities in uplink and the downlink channels. The link includes a lightweight (< 200gr) and low power consumption transceiver required for small unmanned aerial vehicles. The GDT (Ground Data Terminal) includes a patch antenna, Omni antenna & modem all in one box easy for carrying and quick setup.  The system’s uplink channel is used for command & control and the downlink channel for transmitting video, telemetry and other optional input data.