QSC PowerLight3 Series User Manual download pdf

PowerLight 3 Series

2500 to 8000 watt, lightweight, 2RU ampliﬁ ers for use in the most

demanding concert and live-sound reinforcement applications.

www.qscaudio.com

Phone: 1-800-854-4079 or 714-957-7100, Outside the U.S. 714-754-6175 / Fax: 714-754-6174

1675 MacArthur Boulevard, Costa Mesa, CA 92626

SPECIFICATIONS PL325 PL340 PL380

Stereo Mode (both channels driven)

8Ω / EIA 1 kHz / 1% THD

4Ω / EIA 1 kHz / 1% THD

2Ω / EIA 1 kHz / 1% THD

500 W

850 W

1250 W

800 W

1250 W

2000 W

1500 W

2500 W

4000 W*

Bridge Mono Mode

8Ω / EIA 1 kHz / 1% THD

4Ω / EIA 1 kHz / 1% THD

1700 W

2500 W

2600 W

4000 W

5000 W

8000 W*

Typical Distortion

(20 Hz - 3 kHz, 3dB below clip, or 20 Hz -

5 kHz, 10 dB below clip, or 20 Hz - 20 kHz,

20 dB below clip)

8Ω

4Ω

2Ω

0.002 - 0.01%

0.005 - 0.01%

0.02%

0.002 - 0.01%

0.005 - 0.01%

0.02%

0.01 - 0.03%

0.03 - 0.06%

0.1%

Maximum Distortion

(20 Hz - 20 kHz, 1 dB below rated power)

4 - 8Ω 0.05% 0.05% 0.2%

Frequency Response (8Ω) 20 Hz - 20 kHz, +/-0.2 dB 20 Hz - 20 kHz, +/-0.2 dB 20 Hz - 20 kHz, +/-0.2 dB

Noise (20 - 20 kHz, 32 dB Gain) -106 dB -105 dB -104 dB

Dynamic Headroom (4Ω) 2 dB 2 dB 2 dB

Damping Factor (8Ω) 500 500 200

Output Circuitry Class H (2-tier) Class H (2-tier) Class D

Input Sensitivity

(26 dB Setting)

(32 dB Setting)

3.28V

1.60V

3.92V

1.96V

5.27V

2.67V

Input Gain (1.2V Setting) 34.5 dB 36.4 dB 39.1 dB

Input Impedance >10k, balanced or unbalanced >10k, balanced or unbalanced >10k, balanced or unbalanced

Maximum Input Level

(1.2V Setting)

(32 dB Setting)

(26 dB Setting)

11V (+23 dB)

14.6V (+25.5 dB)

25V (+30 dB)

11V (+23 dB)

18V (+27.4 dB)

25V (+30 dB)

10V (+22 dB)

22V (+29 dB)

25V (+30 dB)

Controls and LEDs - Front Panel Common: AC Power Switch, Power (Blue), Br Mono (Yellow), Par (Orange)

Each Channel: Signal -35 dB, -20 dB (Green), -10 dB (Orange), Clip/Prot (Red), Gain Control, 21 detents, 1 dB steps

Controls and LEDs - Rear Panel Common: Input Mode: Parallel (Orange), Stereo (Green), Br Mono (Yellow) Sensitivity: 26dB (Orange), 32dB (Green), 1.2V (Yellow)

Each Channel: LF Filter: Off, 30 Hz (Yellow), 50 Hz (Orange) Clip Limit: Off, On (Yellow)

Input Connectors Common: HD-15 DataPort (inputs wired in parallel with XLR)

Each Channel: Male XLR, Female XLR, 3-pin terminal block connector

Output Connectors Each Channel: 5-way Binding Posts, Neutrik Speakon

, (Ch 1 wired to both channels)

Amplifier and Load Protection Short circuit, open circuit, thermal, RF protection. On/off muting, DC fault shutdown, active inrush limiting

AC Power** / Cordset

120V 50/60 Hz

230V 50 Hz

8.5A / NEMA-15

7.5A / Euro 16A

12A / NEMA-15

7A / Euro 16A

18A / 30A Twist-Loc

11A / Euro 16A

Dimensions (HWD) Height: 3.5" (8.9 cm) 2 RU / Width: 19" (48.3 cm) / Depth: 15.63" (35.6 cm) from front mounting rails

Weight - Net / Shipping 22 lbs (10 kg) / 31.5 lbs (14.3 kg) 22 lbs (10 kg) / 31.5 lbs (14.3 kg) 24 lbs (11 kg) / 33.5 lbs (15.2 kg)

U. S. Patent no. 5767744 and patents pending

* Burst mode testing required due to AC service current limitations

** Representative of current draw with typical music program material with occasional clipping

All specifications are subject to change without notice.

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Summary of Contents

Page 1 - PowerLight 3 Series

PowerLight 3 Series2500 to 8000 watt, lightweight, 2RU ampliﬁ ers for use in the most demanding concert and live-sound reinforcement applications. www

Page 2 - The concert stage is

The concert stage is the ultimate test of professional audio technology. Concert audio performance has to be impeccable. Reliability, unshakable. Efﬁ

Page 3 - PL380 1500 2500 4000*

PL380: Ultimate Class D Performance and World-Proven PowerLight TechnologyWhatever you expect from switchmode ampliﬁ ers, you’ll get more from Pat Qui

Page 4 - Analog System Compatibility

Rear Panels With All The Right ChoicesFlexible Input ConnectorsBoth Euroblock and parallel male / female XLR input connectors let you choose the best