QSC DSP-4, Hardware Manual

Page: 17 / 24

17
SPECIFICATIONS-
Power Amplifier Connectivity
Compatibility all professional audio power amplifiers
Full Feature Set all QSC DataPort-connected amplifiers (“V2” DataPort reduced set)
Features Supported by QSC DataPort Amps channel CLIP sensing, PROTECT status, active Power Limiting
DataPort Connector & Cable (if using) proprietary pinout HD-15 connector, 1 female “input” DataPort and
1 male “output” DataPort. Cables are of proprietary construction
and are available from QSC’s Technical Services Department. No
“output” cable required for QSC amps that support direct mounting.
Amplifiers per DSP-4 1 two-channel amplifier per DSP-4
RS-232 PORT
Use RS-232 port is used for “downloading” DSP configurations into the DSP-4 from
your PC.
Cable Type Normal 9-pin serial data cable, male-to-female, 25 feet maximum
CONTACT CLOSURE INPUT (sense)
Input 1 discrete input (pin #9 of RS-232 port), TTL compatible
Configuration single ended input
Resistance for closure detect <800 Ohms
Resistance for open detect >3.2 K Ohms
Maximum voltage input +9VDC
PHYSICAL
Height, Width, Depth 3.50 x 3.75 x 2.05 inches (8.89 x 9.53 x 5.21mm)
Weight 0.91 lbs. (0.41 kg)
Mounting direct mount to QSC 2RU DataPort amplifiers, remote mount to other amplifiers
Operating Temperature Range 0° to 50° C.
Note: Specifications are subject to change without notice.