The DV-4 is a true 10-bit Analog to SDI converter. Features include full proc amp control of the incoming analog video, allowing for corrections and adjustments. The DV-4 supports all popular analog formats in NTSC, PAL, and SECAM. The input section has anti-aliasing filters that allow clean conversion of satellite and ENG sources. Internal color bars and Pathological generators add to the functionality of the DV-4.