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The Link Electronics VSW-821 is an eight input, one output vertical interval switcher for composite video signals. Vertical interval switching ensures that there is glitch free transitions for sources that share a common reference sync. This device also has the ability to match with an audio router and be operated from a remote source.
Vertical Interval Switching
They provide glitch-free switching between genlocked sources at the vertical interval.
This unit will control a matched audio switcher (PAF-823) for audio follow or break away audio
An LED readout displays the audio and video routing selection.
It has a built-in RS-232 interface with for remote operation using a computer.
The VSW-821 fits into standard studio rack spaces.