The DMOD-4 is a digital DVB-T Domestic modulator which receives as input four analog signals CVBS + stereo L / R audio and converts it into a digital RF frequency according to the standard DVB-T.I excellent image quality and the high modulation quality (MER ~ 37dB) makes it ideal in cases of distribution of an analog CVBS signal derived eg. from a camera, DVD player, STB, etc. in a television cable network in the form of DVB-T RF.O device control is achieved locally through the display / keypad located on the front panel or remotely via Ethernet TCP / IP (web server) Eventually, the robust steel construction offers excellent electromagnetic shielding, good cooling and high durability.