Composite Analog Video Distribution Amplifier distributes Composite analog signal receiving input Black Burst or NTSC / PAL Composite Analog signal, of Tri-level Sync signal. One input /nine output The BRIDGE EX AVDA, because it does not contain any input Equalizing circuit, and distributes the signal nearby, you can use for the purpose of distribution of Tri-level Sync or BB Sync in the studio mainly.