Specifications

 

 

PL325

 

PL340

PL380

MAXIMUM OUTPUT POWER 1kHz, 1% clipping

 

 

 

 

8 ohms, both channels driven

500

 

800

1500

4 ohms, both channels driven

850

 

1250

2500

2 ohms, both channels driven

1250

 

2000

4000*

8 ohms, bridge mono

 

1700

 

2600

5000

4 ohms, bridge mono

 

2500

 

4000

8000*

(*Burst mode testing required due to AC service current limitations)

 

 

 

TYPICAL DISTORTION 20-3kHz, 3dB below clip, or 20-5kHz, 10dB below clip, or 20-20kHz, 20dB below clip

 

 

 

8 ohms

0.002-0.01%

0.002-0.01%

0.01-0.03%

 

 

4 ohms

0.005-0.01%

0.005-0.01%

0.03-0.06%

 

 

2 ohms

0.02%

 

0.02%

0.10%

MAXIMUM DISTORTION

4-8 ohms

0.05%

 

0.05%

0.20%

20-20kHz, 1dB below rated power

 

 

 

 

FREQUENCY RESPONSE

8 ohms

20-20kHz, +/-0.2dB, all models.

 

NOISE FLOOR

20-20kHz,32dB Gain

-106dB

 

-105dB

-104dB

DYNAMIC HEADROOM

4 ohms

2dB all models

 

 

DAMPING FACTOR

 

8 ohms

500

 

500

200

OUTPUT CIRCUIT TYPE

 

Class-H (2 tier)

Class-H (2 tier)

Class-D

INPUT SENSITIVITY

 

(26dB Setting)

3.28V

 

3.92V

5.27V

 

 

(32dB Setting)

1.60V

 

1.96V

2.67V

INPUT GAIN

 

(1.2V Setting)

34.5dB

 

36.4dB

39.1dB

INPUT IMPEDANCE

 

 

>10k, balanced or unbalanced, all models.

 

MAXIMUM INPUT LEVEL

(1.2V Setting)

11V (+23dB)

11V(+23dB)

10V (+22dB)

 

 

(32dB Setting)

14.6V (+25.5dB)

18V (+27.4dB)

22V (+29dB)

 

 

(26dB Setting)

25V (+30dB)

25V (+30dB)

25V (+30dB)

CONTROLS and LEDs,

Common:

AC Power Switch, Power (Blue), Br Mono (Yellow), Par (Orange)

FRONT PANEL

 

Each channel:

Gain Control, 21 detents, 1dB steps.

 

 

 

 

Signal -35dB, -20dB (Green), -10dB (Orange), Clip/Prot (Red).

CONTROLS and LEDs,

Common:

Input Mode: Parallel (Orange), Stereo (Green), Br Mono (Yellow)

REAR PANEL

 

 

Sensitivity: 26dB (Orange), 32dB (Green), 1.2V (Yellow).

 

 

 

Each channel:

LF Filter:

Off,

30Hz (Yellow), 50Hz (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, Output Red, Common Black

 

 

 

 

Neutrik Speakon, (Ch 1, 4-wires, accesses 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 50/60Hz

8.5A, NEMA-15

12A, NEMA-15

18A, 30A Twist-Loc

 

 

230V 50Hz

7.5A, Euro 16A

7A, Euro 16A

11A, Euro 16A

DIMENSIONS

 

All models

2RU, depth 15.63” (39.7cm), mounting rails to rear support ears

WEIGHT

 

Net

22lbs (10kg)

22lbs (10kg)

24lbs (11kg)

 

 

Shipping

31.5lbs (14.3kg)

31.5lbs (14.3kg)

33.5lbs (15.2kg)

U. S. Patent. No 5767744, D376360 and patents pending.

SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.

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QSC Audio PL325 Noise Floor, Dynamic Headroom, Input Gain, Front Panel, Rear Panel, Input Connectors, AC POWER, Cordset
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PL325, PL380, PL340 specifications

QSC Audio has long been a leader in professional audio equipment, known for its reliable and high-performance products. Among its impressive lineup, the PL340 and PL380 power amplifiers stand out as vital components for systems requiring exceptional sound quality and robust output capabilities.

The QSC PL340 is a versatile, lightweight amplifier that can deliver up to 750 watts per channel at 4 ohms. It is meticulously designed for various applications, ranging from live sound reinforcement to fixed installations. One of its standout features is the PowerLight 3™ technology, which combines high efficiency with a compact form factor, allowing for reduced weight without compromising audio performance. The PL340 also includes a built-in DSP (Digital Signal Processing) that provides various user-friendly features, including crossover, EQ, and delay settings, ensuring optimal sound quality tailored for different environments.

On the other hand, the PL380 is an even more powerful amplifier, providing an impressive 1,000 watts per channel at 4 ohms. This model is engineered with QSC's innovative Intelligent Thermal Management System, which intelligently adjusts cooling based on the operational conditions, maintaining performance while preventing overheating. Like the PL340, the PL380 also incorporates PowerLight 3™ technology, enhancing energy efficiency and minimizing rack space requirements.

Both amplifiers are equipped with comprehensive rear-panel connectivity options, including XLR inputs and speakON outputs, facilitating seamless integration into various audio setups. The user-friendly interface includes intuitive LED indicators that provide immediate status feedback on power, signal, and fault monitoring, simplifying setup and operation.

Additionally, the PL340 and PL380 are designed with durability in mind, featuring rugged steel chassis construction that withstands the rigors of touring and demanding installations. Their performance and reliability make them an ideal choice for sound engineers and venue operators looking for high-quality amplification solutions.

In summary, QSC Audio's PL340 and PL380 amplifiers embody a blend of advanced technology, robust power, and thoughtful design, making them essential tools for achieving superior audio fidelity in professional sound applications. Whether for a live concert, corporate event, or permanent installation, these amplifiers ensure that every performance is delivered with unparalleled clarity and power.
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