WJ-205B Video Switcher

The passive video switcher shall be a Panasonic Model WJ-205B or
equivalent. The switcher shall have 12 1.0V p-p/75 ohm composite video
inputs, which the switcher switches to one 1.0 Vp-p/75 ohm composite
video output. It shall have BNC connectors at the rear for video
inputs and output. Switching s...