Viewcast Osprey 460e X1 PCI-EXP¶
The Osprey 460e is a quad composite receiver designed to simultaneously capture four independent channels of analog video and unbalanced stereo audio signals and process them independently. The Osprey-460e supports 4 external video inputs; all can be configured as analog composite. Attach up to four BNC composite video cables to the input video connectors.

Figure: Osprey-460e X1 PCI-EXP¶
The breakout connector provided with the Osprey card has 4 left/right, unbalanced audio inputs, which are clearly marked per left and right input. Red is reserved for the right channel and white is reserved for the left channel

Figure: Osprey 460e Breakout Connector¶
Observer encoder channels are configured as follows:
Video Input A and Audio Left 1 / Right 1
Video Input B and Audio Left 2 / Right 2
Video Input C and Audio Left 3 / Right 3
Video Input D and Audio Left 4 / Right 4