QSC Audio DSP-3 - Manual (Page 24)

Section 2:
Installation-
Application Examples
DSP-3 Remotely Mounted used with QSC DataPort Amplifier. Audio Input via Terminal Block Inputs
DSP-3 Directly Mounted to QSC Amplifiers, Networked Control via QSCcontrol Products
24
NOTE: External accessory power supply may be required on older models, see Appendix for application information.