QSC GX7 Mode D'emploi page 11

SPECIFICATIONS SPECIFICATIONS
SPECIFICATION SUBJECT TO CHANGE WITHOUT NOTICE.
OUTPUT POWER, 1 kHz, 0.1 % clipping
8Ω, both channels driven
8Ω, single channel driven
4Ω, both channels driven
4Ω, single channel driven
2Ω, both channels driven, 1% clipping
SIGNAL TO NOISE (20 Hz – 20 kHz)
INPUT SENSITIVITY
VOLTAGE GAIN AT 8Ω
OUTPUT CIRCUITRY
POWER REQUIREMENTS (1/8 power, pink noise
at 4Ω 120 V AC)
DISTORTION (1 dB below rated power, 1 kHz)
FREQUENCY RESPONSE
DYNAMIC HEADROOM, 4Ω
INPUT IMPEDANCE
MAXIMUM INPUT LEVEL
INPUT CONNECTORS, each channel
OUTPUT CONNECTORS, each channel
AMPLIFIER AND LOAD PROTECTION
CONTROLS AND INDICATORS, FRONT PANEL
CONTROLS, REAR PANEL
DIMENSIONS (HWD)
WEIGHT – Shipping / Net
AGENCY APPROVALS
Operating Condition
Idle
8 + 8 ohms, 1/8 power (1)
8 + 8 ohms, 1/3 power (2)
8 + 8 ohms, full power (3)
4 + 4 ohms, 1/8 power (1)
4 + 4 ohms, 1/3 power (2)
4 + 4 ohms, full power (3)
(1) 1/8 power represents typical operating conditions.
(3) Full power is breaker limited to short periods.
GX3
300 W
350 W
425 W
500 W
200 W
100 dB
1.2 Vrms
32.2 dB
Class B
6.3 A
8Ω, less than 0.02%
4Ω, less than 0.05%
20 – 20kHz, +0, -1dB
2dB
Greater than 20K ohms (balanced or unbalanced)
+24 dB (16 Vrms)
3-pin XLR and 1/4" TRS, balanced, parallel
Phono, unbalanced
Speakon®, 1/4", Binding Posts
Short circuit, open circuit, thermal, RF protection
Load protected against DC faults
Gain controls, 21 detents
Red Clip LEDs, proportional, 0.1% THD threshold.
Green Signal LEDs, threshold -35 dB
Blue Power LED, AC-on.
Full Range / Crossover switch
100 Hz, 3rd order LP (sub), 2nd order HP (top).
3.5" (2RU) x 19" x 10.1" (89 mm x 483 mm x 257 mm)
31 / 27 lbs (14.1 / 12.1 kg)
UL, CE, RoHS / WEEE compliant. Meets FCC Class B EMI limits.
AC POWER CONSUMPTION 1/8 power, ohms (AC Current and Heating, 120Vac)
GX3
AC amps BTU / hr
0.2 44
4.1 904
6.1 1160
9.75 1109
6.3 1515
9.4 2105
15.0 2297
GX5
500 W
600 W
700 W
850 W
350 W
34.4 dB
2-tier Class H
6 A
32 / 28 lbs (14.6 / 12.6 kg)
GX5
AC amps BTU / hr
0.3 60
3.3 734
8.5 1456
16.2 1891
5.8 1160
11.2 2162
24.5 3754
(2) 1/3 power represents peak program levels.
(4) For 230V, multiply AC current by 0.5. For 100V, multiply AC current by 1.25.
GX7
725W
800W
1000W
1200W
600W
36.1 dB
2-tier Class H
11.5 A
22 / 17 lbs (10 / 7.7 kg)
GX7
AC amps BTU / hr
0.6 82
7.6 1183
13.4 1807
26.5 2167
11.5 1908
18.5 2612
39.4 4478
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