QSC DSP-4 Hardware Manual page 17

Digital signal processor amplifer accessory
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SPECIFICATIONS-
Power Amplifier Connectivity
Compatibility
Full Feature Set
Features Supported by QSC DataPort Amps
DataPort Connector & Cable (if using)
Amplifiers per DSP-4
RS-232 PORT
Use
Cable Type
CONTACT CLOSURE INPUT (sense)
Input
Configuration
Resistance for closure detect
Resistance for open detect
Maximum voltage input
PHYSICAL
Height, Width, Depth
Weight
Mounting
Operating Temperature Range
all professional audio power amplifiers
all QSC DataPort-connected amplifiers ("V2" DataPort reduced set)
channel CLIP sensing, PROTECT status, active Power Limiting
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.
1 two-channel amplifier per DSP-4
RS-232 port is used for "downloading" DSP configurations into the DSP-4 from
your PC.
Normal 9-pin serial data cable, male-to-female, 25 feet maximum
1 discrete input (pin #9 of RS-232 port), TTL compatible
single ended input
<800 Ohms
>3.2 K Ohms
+9VDC
3.50 x 3.75 x 2.05 inches (8.89 x 9.53 x 5.21mm)
0.91 lbs. (0.41 kg)
direct mount to QSC 2RU DataPort amplifiers, remote mount to other amplifiers
0° to 50° C.
Note: Specifications are subject to change without notice.
17

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