Ashly MFA-8000, MFA-6000 manual Specifications

Page 16

Operating Manual - MFA-8000 and MFA-6000 Power Amplifier

13.SPECIFICATIONS

13.1Output Power

Per channel, both channels driven at 1KHz, < .1% THD, 120VAC 60Hz

 

MFA-8000

MFA-6000

8Ω:

750W

525W

4Ω:

1200W

800W

2Ω:

1500W

900W

bridged mono mode

 

8Ω:

2400W

1600W

4Ω:

3000W

1800W (±1dB)

per channel from 20Hz to 12KHz*, < .25% THD

8Ω:

720W

450W

4Ω:

1100W

700W

13.2Frequency Response:

±0.2dB 20Hz - 20KHz +0/-3dB 8Hz - 100KHz

13.3 Total Harmonic Distortion:

< 0.025%

(720W [450W for MFA-6000] into 8Ω, 20Hz - 1KHz, increasing to < .25% at 12KHz)

13.4Output Hum And Noise: -105 dB from full output (20Hz - 20KHz unweighted)

13.5Damping Factor:

>200 into 8Ω, 20Hz - 1KHz

13.6Crosstalk:

-90dB, 20Hz - 1KHz

13.7Input Sensitivity:

1Vrms for full output (MFA-8000) 0.81 Vrms for full output (MFA-6000)

13.8Voltage Gain:

80× = 38dB

13.9Input Impedance: 20KΩ balanced

13.10Amplifier Protection:

Fuseless Short-circuit protection, ultrasonic and RF protection, advanced thermal protection.

13.11Load Protection:

Turn-on delay relay with level ramp-up, DC fault protection, ultrasonic limiting, clip limiting.

13.12 Cooling:

Forced air with 2-speed fan.

13.13 Indicators:

11 segment level meters with true clipping top LED. LIMIT LED indicates when electronic attenuator is active, THERM LED indicates a higher than normal operating temperature and PROTECT LED indicates when output relay is open.

13.14 Power Requirements:

120 VAC, 50-60 Hz (240VAC available)

Maximum current draw for typical stereo operation into 4Ω loads:

MFA-8000 MFA-6000

12 amps

10 amps

Idle current draw:

1.2 Amps

1 Amp

13.15 Size:

19"W x 5.25"H x 16.5"D

13.16Shipping Weight: 68lbs. (61lbs.)

*Protection circuits will prevent full output voltage above 12KHz.

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Contents Operating Manual Table Of Contents Typical Applications AC Power Requirements IntroductionUnpacking Voltage RequirementsCable Requirements RACK-MOUNTING RequirementsFront Panel Features Power SwitchClipping Indicator Limit IndicatorThermal Indicator Protect IndicatorRear Panel Features InputsBalanced Inputs Unbalanced InputsNormal/Bridging Switch Stereo/Parallel Mono SwitchInput Ground Speaker Outputs Binding PostsInput Options Input Isolation TransformerPeak Limiter/Compressor Two-Way CrossoverChannel 1 Mono Stereo Operation Typical ApplicationsParallel Mono Operation Bridged Mono Operation Design TheoryTroubleshooting Tips No Audio OutputDistorted Sound Hum or Buzz NoiseDimensions Specifications Warranty Policy Other InformationOperating Manual MFA-8000 and MFA-6000 Power Amplifier Operating Manual MFA-8000 and MFA-6000 Power Amplifier MFA Rev
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MFA-6000, MFA-8000 specifications

The Ashly MFA-8000 is a state-of-the-art audio amplifier designed for both professional and commercial audio applications. Renowned for its reliability, sound quality, and versatility, this amplifier is perfect for installation in concert halls, theaters, houses of worship, and various other venues that require robust audio performance.

One of the standout features of the MFA-8000 is its impressive power output. Delivering 800 watts per channel at 4 ohms, the amplifier is capable of driving demanding speaker systems with ease, ensuring that sound reproduction remains crisp and clear, even at high volumes. This power is complemented by a dynamic range that enhances the listening experience, making it suitable for music playback, public announcements, and other audio applications.

The MFA-8000 incorporates Class AB amplification technology, which is known for its low distortion and high linearity. This ensures that the audio signal remains faithful to the source material, providing an authentic listening experience. Additionally, the amplifier includes advanced protection circuits that safeguard against overloads, short circuits, and overheating, ensuring longevity and durability.

In terms of connectivity, the MFA-8000 offers a variety of input options, including XLR, 1/4" TRS, and RCA connectors, making it highly versatile and compatible with a wide range of audio sources. The rear panel features an intuitive layout that simplifies the connection process, allowing users to easily integrate the amplifier into existing audio setups.

Furthermore, the MFA-8000 is equipped with built-in signal processing capabilities, including adjustable crossover settings and EQ controls, allowing users to tailor the output to suit the specific acoustics of their venue. This adaptability makes it an excellent choice for installations where sound quality must be optimized for different settings or events.

Cooling is also a critical aspect of the MFA-8000’s design. The amplifier features a highly efficient cooling system with variable-speed fans that ensure the unit remains cool even during prolonged use, preventing thermal issues that could compromise performance.

Overall, the Ashly MFA-8000 is a powerful and reliable audio amplifier that combines advanced technologies with practical features, making it an ideal solution for a wide range of professional audio applications. Its robust construction, high-quality sound reproduction, and user-friendly design make it a valuable addition to any audio setup, ensuring that it meets the demands of both sound engineers and everyday users alike.