Broadcast Devices 8/16-8 8 Channel A/B SwitcherThe 8 16 Channel A B Switcher is a passive relay based broadcast switcher that accepts two sets of 8 or 16 channels that can be switched between; available in two models: either an 8 or 16 channel configuration. Use in any application where multiple switch connections are needed, such as studio switching, emergency switching or multi channel audio switching. Simple ground start remote control and status are available from the rear panel. Front panel