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QSC Audio SC-322 User Manual

Page 5

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HF-63 Specifications

(subject to change without notice)

Frequency Range:

400 - 16k Hz (-6 dB, full space)

Nominal Coverage:

90° horizontal X +15 to -35° vertical (50° total, adjustable mount provides for vertical plane adjustments. The hori-
zontal plane can be adjusted by altering mounting position on the low frequency enclosure before tightening bolts.

DI:

9.0 dB (600 to 16,000 Hertz average)

Q:

8.0 (600 to 16,000 Hertz average)

Maximum Output:

131.5 dB SPL calculated peak, 1 meter, half space.

Impedance:

8 ohms nominal
9.0 ohms minimum at 8,000 Hertz
30 ohms maximum at 475 Hertz

Maximum Input Power:

50 watts rms (8 hours of 6 dB crest factor pink noise, 1,000 to 10,000 Hertz)
60 watts rms (2 hours of 6 dB crest factor pink noise, 1,000 - 10,000 Hertz, AES method)

Sensitivity:

107.5 dB half space, 1 watt, 1 meter

Crossover Frequency:

1,000 Hertz or higher, 24 dB per octave

Connectors:

Barrier strip screw terminals accept up to #10 AWG stranded wire. Four terminals: (two HF INPUT and two post
compensation HF OUTPUT). HF OUTPUT factory wired to compression driver.

Transducers:

1.5” (38mm) exit, 2.5” (63.5mm) titanium diaphragm compression driver.

Mounting Hardware:

Attaches to top of the low frequency cabinet using three 5/16”-18 x 3/4” long bolts.

Size:

30” wide X 16” high X 20” deep (762mm X 406mm X 508mm)

Weight:

50 lbs. (shipping), 40 lbs. (net), 22.7/18.4 kilograms

SPL and Impedance vs. Frequency

SP

L (d

B)

Frequency (Hertz)

Im

ped

anc

e (Ohms)

Impedance

SPL