Broadcast TV Combiners. Mega Industries delivers TV combiner systems to combine multiple transmitters into broadband antenna systems. These Broadcast TV Combiners can be branch, or star point style to combine up to 3 TV stations with 50 dB of isolation at all power levels. Constant Impedance Filter systems (CIF) can combine more than 3 separate stations and offer the ability for future channel expansion. Mega/MCI has won two Emmys for innovation in regards to TV station combining.