M Series Power Amplifiers

7 Specifications

Performance

M120

M240

 

 

 

Damping Factor (8 ohm): 10 Hz to 400 Hz

> 400

> 400

 

 

 

Crosstalk (below rated power, 20 Hz to 20 kHz)

> 55 dB

> 55 dB

 

 

 

Common Mode Rejection (CMR)(20 Hz to 1 kHz)

> 70 dB

> 70 dB

 

 

 

DC Output Offset (Shorted input)

± 10 mV

± 10 mV

 

 

 

Input Impedance (nominally balanced, nominally unbalanced)

20 kilohms, 10 kilohms

20 kilohms, 10 kilohms

 

 

 

Load Impedance (Note: Safe with all types of loads)

 

 

Stereo

2-8 ohms

2-8 ohms

Bridge Mono

4-8 ohms

4-8 ohms

 

 

 

Voltage Gain (at maximum level setting)

30.5-dB gain at 1.4-volt sensitivity

32.1-dB gain at 1.4-volt sensitivity

 

26-dB gain at 2.34-volt sensitivity

26-dB gain at 2.83-volt sensitivity

 

 

 

AC Line Voltage and Frequency Configurations Available (± 10%)

230/240 VAC and 50/60 Hz

230/240 VAC and 50/60 Hz

 

 

 

AC Line Current (both amplifiers draw no more than 90 watts at idle)

3.5 A

5.0

 

 

 

Construction

Ventilation

Cooling

Dimensions

Weight

Net

Shipping

M120

M240

 

 

Flow-through ventilation from front to back

Flow-through ventilation from front to back

Proportional speed fan

Proportional speed fan

EIA Standard 19-inch rack mount width (EIA

EIA Standard 19-inch rack mount width (EIA

RS-310B), 5.25-inch (13.34-cm) height and

RS-310B), 5.25-inch (13.34-cm) height and

12.25-inch (31.11-cm) depth behind front

12.25-inch (31.11-cm) depth behind front

mounting surface

mounting surface

32.6 pounds (14.79 kg)

40.3 pounds (18.28 kg)

38.6 pounds (17.49 kg)

46.3 pounds (20.98 kg)

 

 

page 20

Operation Manual

Page 20
Image 20
Crown Audio M Series Damping Factor 8 ohm 10 Hz to 400 Hz, Crosstalk below rated power, 20 Hz to 20 kHz, Bridge Mono

M Series specifications

Crown Audio's M Series amplifiers are a renowned collection in the realm of professional audio equipment, recognized for their reliability, performance, and innovation. Designed specifically for commercial installations, the M Series provides powerful amplification with exceptional audio quality, making it a prime choice for venues such as auditoriums, churches, and theaters.

One of the standout features of the M Series is its high-efficiency Class D topology. This design not only reduces power consumption but also minimizes heat generation, which is crucial for long-term reliability and performance in demanding environments. The amplifiers are capable of delivering high output power while maintaining low distortion, ensuring that the audio experience remains clear and robust, even at high volumes.

The M Series amplifiers are equipped with a range of power options, ensuring that users can find a model that suits their specific needs. The lineup typically includes models ranging from 2-channel to 4-channel configurations, with power ratings suitable for various applications. This versatility allows for flexible setups, whether powering large PA systems or smaller setups for more intimate settings.

Integration with control systems is effortless, thanks to the M Series’ comprehensive connectivity options. The amplifiers feature XLR and TRS inputs, allowing for seamless integration with a wide array of audio sources. Their ability to be controlled remotely allows for convenient adjustments during live events or installations, further enhancing their usability.

The built-in DSP (Digital Signal Processing) is another critical highlight of the M Series. This technology provides users with significant control over the audio signal, enabling adjustments such as equalization, limiting, and crossover settings to fine-tune the sound output to perfection. The advanced protection circuitry ensures that the amplifiers remain safe from overheating and signal overloads, thus extending their lifespan and reliability.

Robust construction is a signature characteristic of the M Series, designed to withstand the rigors of professional use. The amplifiers feature a rugged chassis that can endure the demands of touring or permanent installations. Additionally, the fan-cooled design aids in maintaining optimal operating temperatures, ensuring performance consistency even during extended periods of use.

In conclusion, Crown Audio's M Series amplifiers combine power, efficiency, and cutting-edge technology to create an exceptional solution for professional audio applications. Whether used in concert halls, clubs, or corporate environments, the M Series continues to set a high standard for reliability and performance in the world of audio amplification.