Specifications

Chapter 9: Mic/Line Analog Modules 101
AD922 4ch Analog In (D-Sub)
The AD922 is a four-channel, analog, line input A/D interface.
Features
24-bit sigma-delta A/D-converter
Maximum sample rate: 96 kHz
Floating balanced analog inputs
Electrical isolation between channels
Installation Considerations
Bus Select Jumper 1/2: Routes line inputs 1/2 to the selected audio bus in 2-channel mode (S1–S32/OFF).
Bus Select Jumper 3/4: Routes line inputs 3/4 to the selected audio bus in 2-channel mode (S1–S32/OFF).
AD922 front panel (left) and block diagram (right)
AD922 installation diagram