PowerLight Series

Specifications

 

PL3.4

PL3.8x

 

PL4.0

PL6.0II

Stereo Mode (both channels driven)

 

Continuous average output power per channel

 

 

 

Ch 1

Ch 2

 

 

8Ω / FTC 20 Hz - 20 kHz / 0.1% THD

725 W

900 W

450 W

900 W

1150 W

8Ω / EIA 1 kHz / 0.1% THD

750 W

−

−

1000 W

1300 W

4Ω / FTC 20 Hz - 20 kHz / 0.1% THD

1150 W

1400 W

800 W

1400 W

2050 W

4Ω / EIA 1 kHz / 0.1% THD

1225 W

−

−

1600 W

2200 W

2Ω / EIA 1 kHz / 1% THD

1700 W

2400 W

1400 W

2000 W

3500 W

Bridge Mono Mode

 

 

 

 

 

8Ω / FTC 20 Hz - 20 kHz / 0.1% THD

2300 W

−

 

2800 W

4400 W

4Ω / EIA 1 kHz / 1% THD

3400 W

−

 

4000 W

7000 W

Distortion (SMPTE-IM)

< 0.05%

< 0.01%

 

< 0.05%

< 0.02%

 

 

 

 

 

 

THD (typical) 4Ω to 8Ω 20 Hz - 20 kHz, 10 dB

0.01%

0.01%

 

0.01%

0.06%

below rated power. 1.0 kHz and below. full rated power

 

 

 

 

 

 

 

 

 

 

 

Damping Factor (1 kHz and below)

> 500

> 500

 

> 500

> 2000

 

 

 

 

 

 

Signal to Noise (20 Hz - 20 kHz)

108 dB

105 dB

 

105 dB

107 dB

 

 

 

 

 

 

Input Sensitivity at 8Ω

0.96

1.08

1.24

1.06

2.40

Voltage Gain

80x (38 dB)

80x (38 dB)

49x (34 dB)

80x (38 dB)

40x (32 dB)

 

 

 

 

 

 

Output Circuitry

Class H (3-tier)

Class H (3-tier)

Class H (2-tier)

Class H (3-tier)

Class H (4-tier)

Cooling (Variable speed fans, rear-to-front air flow)

Single fan

Single fan

Single fan

Four fans

Weight (net)

30 lbs (13.6 kg)

30 lbs (13.6 kg)

30 lbs (13.6 kg)

53 lbs (24 kg)

120 V Current Consumption

11.5 A

15.2 A

 

15.2 A

16 A

(1/8 Power Pink Noise at 4Ω)

 

 

 

 

 

Multiply current by 0.5 for 230 V units

 

 

 

 

 

 

 

 

 

Connectors (each channel)

Input: Neutrik “Combo” XLR + 1/4" / TRS input and barrier strip

Output: “Touch proof” binding posts

 

 

 

 

 

 

 

Frequency Response

20 Hz – 20 kHz / ±0.15 dB

 

 

 

 

 

PL 6.0II: 2 Hz - 50 kHz / +0, -3 dB

 

 

 

 

PL3.4 and PL4.0: 5 Hz – 60 kHz / +0, -3 dB

 

 

 

 

PL3.8: 8 Hz – 100 kHz / +0, -3 dB

 

 

 

 

 

 

 

 

Input Impedance

10k ohm unbalanced / 20k ohm balanced

 

 

 

 

 

 

Amplifier Protection

Full short circuit, open circuit, thermal, ultrasonic, RF protection. Stable into reactive or mismatched loads

 

 

 

 

Controls

Front: AC switch / Ch.1 and Ch.2 gain knobs / Ch.1 and Ch.2 clip limiter switches

 

 

Rear: Parallel - Stereo - Bridge switch / Remote AC Control terminal strip

 

 

 

 

 

 

Load Protection

On/off muting / DC-fault power supply shutdown

 

 

 

 

 

 

Indicators

Prot: Red LED / Standby: Yellow LED / Power-On: Green LED /

 

 

 

Clip: Red LED / Signal: Green LED / Level -10 dB: Yellow LED / Level -20 dB: Yellow LED (each channel)

 

 

 

 

 

 

 

Power Requirements

120 / 230 Vac / 50 - 60 Hz

 

 

 

 

 

 

 

 

Power Connectors

30 A twist lock (PL3.8x, PL4.0, PL6.0II) / 15 A edison (PL3.4)

 

 

 

Export versions have removable IEC connectors

 

 

 

 

 

 

Dimensions

19.0" (48.3 cm) rack mounting (all models) / 17.9" (45.5 cm) deep behind front mounting rails (all models)

 

 

Overall depth on PL 6.0II 19.5" Height: 5.25" (13.3 cm) 3 RU

 

 

* at 0.2% THD; ** EIA 1.0% THD 1 kHz

 

 

 

 

 

Specifications subject to change without notice.

1675 MacArthur Boulevard • Costa Mesa, CA 92626 • Ph: 800/854-4079 or 714/957-7100 • Fax: 714/754-6174

qscaudio.com

PowerLight Spec Sheet 02/08/06

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QSC Audio PL6.0II, PL3.8x, PL3.4, PL4.0 warranty Qscaudio.com
Page 1

PL4.0, PL6.0II, PL3.4, PL3.8x specifications

QSC Audio is renowned for delivering high-quality sound solutions across various professional audio applications, and its PowerLight series exemplifies this commitment with models like the PL6.0II, PL3.4, PL3.8x, and PL4.0. Each of these models offers unique features, advanced technologies, and exceptional performance characteristics that cater to the demands of audio professionals.

The PL6.0II is a powerful amplifier that can deliver up to 6,000 watts into 2 ohms, making it perfect for large-scale audio systems requiring robust power. One of its standout features is the advanced PowerWave technology which optimizes efficiency and minimizes distortion, ensuring clean and accurate sound reproduction even at high volumes. This amplifier also boasts a lightweight design, making it mobile-friendly, and it includes comprehensive protection circuitry that safeguards against overheating and overloading.

The PL3.4 is designed for versatility, making it suitable for various applications, from small venues to large installations. It provides 3,300 watts at 2 ohms, featuring QSC's renowned E.I.A. output stage which enhances its performance. The PL3.4 utilizes advanced thermal management to ensure reliability during extended use, along with a built-in signal sensing circuit that allows for automatic power management. Its compact size does not compromise on power, making it an excellent choice for both touring and permanent installations.

Meanwhile, the PL3.8x takes it a step further by offering an impressive 8,000 watts at 2 ohms. This model is engineered for high-demand situations where maximum power is essential, such as festivals and concert venues. The PL3.8x integrates the latest digital signal processing technology, allowing for precise control over system parameters. This results in improved audio clarity and performance fidelity, even when driving large loads.

Lastly, the PL4.0 stands out with its efficient design and ease of use. Offering 4,000 watts at 2 ohms, it is equipped with QSC's comprehensive "PFC" (Power Factor Correction) technology, which promotes energy efficiency and reduces operational costs. The PL4.0 also features a user-friendly LCD screen for easy monitoring and management of settings, making it a favorite among audio technicians who value accessibility alongside power.

In summary, the QSC Audio PowerLight series amplifiers, including the PL6.0II, PL3.4, PL3.8x, and PL4.0, are designed to deliver exceptional sound quality and reliability. Their innovative technologies, robust performance, and thoughtful features make them ideal choices for a variety of audio applications, ensuring that professionals have the tools necessary to create unforgettable sound experiences.
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