The Best Power Amplifier

INTRODUCING

QSC GX7 725W/8 Ohms POWER AMPLIFIER


 

Power levels matched to the most popular speakers. Inputs: XLR, 1/4" TRS and phono. Outputs: Speakon® combo and binding posts.



FEATURES

* 230V 16.5 lb (7.5 kg)

 

 

SPECIFICATIONS

GX5

GX7

 

Output power per channel

8 ohms / 1 kHz (both channels driven)

500 W

725 W

8 ohms / 1 kHz (single channel driven)

600 W

800 W

4 ohms / 1 kHz (both channels driven)

700 W

1000 W

4 ohms / 1 kHz (single channel driven)

850 W

1200 W

Distortion (1 dB below rated power, 1 kHz)

8 ohms: less than 0.02%
4 ohms: less than 0.05%

Signal to Noise (20 Hz - 20 kHz)

100 dB

Input Sensitivity

1.2 V rms

Voltage Gain

34.4 dB

36.1 dB

Output Circuitry

2-tier Class H

2-tier Class H

Power Requirements (1/8 power, pink noise at 4 ohms, 120V)

6 A

10.1 A

Frequency Response

20 Hz–20 kHz, +0, -1 dB

Dynamic Headroom (4 ohms)

2 dB

Input Impedance

Greater than 20 kΩ (balanced)

Maximum Input Level

+24 dBu (16 V rms)

Input Connectors (each channel)

3-pin XLR and 1/4" TRS, balanced, parallel
Phono, unbalanced

Output Connectors (each channel)

Speakon®, 1/4", Binding posts

Amplifier and Load Protection

Short circuit, open circuit, thermal, RF protection
Load protected against DC faults

Front Panel Controls and Indicators

Gain controls, 21 detents
Red CLIP LEDs, proportional, 0.1% THD threshold
Green SIGNAL LEDs, threshold 35 dB below clipping
Blue POWER LED, AC on

Rear Panel Controls

Full Range / Crossover switch
100 Hz, 3rd order LP (sub), 2nd order HP (top)

Dimensions

Height: 3.5" (89 mm) 2RU
Width: 19" (483 mm)
Depth: 10.1" (257 mm)

Weight

Net: 28 lb (12.6 kg)
Shipping: 32 lb (14.6 kg)

120V model:
Net: 15.5 lb (7 kg)
Shipping: 20.5 lb (9.3 kg) 
230V model:
Net: 16.5 lb (7.5 kg)
Shipping: 21.5 lb (9.75 kg)

Agency Approvals

UL, CE, RoHS/WEEE Compliant

AC Current and Heating, 120 VAC
(multiply current by 0.5 for 230 VAC)

GX5

GX7

Operating Condition

AC amps

BTU/hour

AC amps

BTU/hour

Idle

0.3

60

0.6

82

8 + 8 ohms, 1/8 power 1

3.3

734

6.7

1169

8 + 8 ohms, 1/3 power 2

8.5

1456

13.3

1807

8 + 8 ohms, full power 3

16.2

1891

26.5

2167

4 + 4 ohms, 1/8 power 1

5.8

1160

10.1

1963

4 + 4 ohms, 1/3 power 2

11.2

2162

18.5

2612

4 + 4 ohms, full power 3

24.5

3754

40

4478