The Video Slave Driver (MH033, VSD) is a synchronization peripheral that allows Digidesign systems to resolve to Blackburst or Word Clock.Supported Interfaces: 888 I/O, 882 I/O, 882 Studio, 442 I/O, ProMaster 20.Sample Rates: 44056 (44.1k Pull Down), 44100, 47952 (48k Pull Down), 48000. (The exact pulldown SR is the ratio 1000/1001 which repeats to an infinite number of decimal places.)Sync Source: Video Sync (NTSC or PAL) or Word Clock Sync.Lock Range: +/-50 ppm.Video Sync In: NTSC or PAL video, .5v to 2v p-p, (unterminated).Word Clock Sync In: Rising Edge Triggered, 6.3 to 60 mA opto-isolated.Word Clock Sync Out: 1x sample rate, TTL.Slave Clock Sync Out: 256x Sample Rate, TTL.Connectors: All sync input/output connectors are Female BNC type.Power: 100, 120, 220, 240 VAC, automatic voltage switching, 50-60Hz, 30 watts maximum.