PowerflexTM 6250 Six Channel Power Amplifier

Technical Notes & Specifications

 

 

Architects Specifications

Powerflex-6250 Six Channel Amplifier

the input module to select chassis or floating ground operation.

The power amplifier shall be a multichannel unit consisting of six

 

independent channels. Each amplifier shall be able to deliver 150

The inputs shall be active balanced design, with an impedance of

watts into 8 ohms, or 250 watts into 4 ohms. In addition, bridged

10K ohm accessible with combination XLR - 1/4” jacks and euro-

pairs shall be able to output 500 watts each into 8 ohms. Also,

bloc connectors. The outputs shall be terminated with a 5-way

when pairs are bridged, the unit shall provide 500 watts capable

binding post connector.

of driving a 70 volt system without the use of external trans-

 

formers.

Individual channel indicators for protect, thermal overload, clip

 

and signal present shall be LEDs located on the front panel.

The amplifier shall have a gain of 30.1dB and an input sensitivity

 

of 1.05 Volts RMS for full rated output. Frequency response shall

Cooling shall be supplied by a temperature sensitive three-speed

be 20Hz to 20kHz +/- 0.5dB at 8 ohms. The unit shall be stable

fan drawing air from the front of the unit and exiting through the

into any load, including pure capacitors and inductors. Hum and

rear.

noise shall be at least 100dB below full output (A-weighted) and

 

SMPTE intermodulation distortion shall be less than 0.2%. Total

The unit shall be capable of operation by means of its own built-

Harmonic Distortion (20Hz - 20KHz at 8 ohms) shall be less than

in power supply connected to 110 - 125V AC, 220 - 250V AC, 50/

0.2%.

60Hz. Dimensions of the unit shall be 19”L X 5.25”H X 16.5”D.

 

The chassis shall be constructed from steel with an aluminum

Each amplifier channel shall be supplied with an input attenuator

face panel and weigh 45lbs.

located on the rear panel input module. Each pair of inputs shall

 

have a bypassable high pass filter of 12dB/octave at 50Hz, a

The unit shall be the Powerflex™ 6250 manufactured by Ashly

switch to select stereo or mono mode and a switch to select dual

Audio, Inc.

or bridge mode. There shall be an input ground switch located on

 

 

 

Six Channel Amplifier - 150W/Ch @ 8 Ohms, 250W/Ch @ 4 Ohms

25V and 70V System Applications

Revolutionary High-Speed Switched MosFet Output Design with Spread Spectrum Switching Technology

Superior Efficiency Over Conventional Linear Amplifiers

Input Module with Level Controls Located on Rear Panel

Switchable HPF on Inputs

XLR - 1/4”, Eurobloc Input Connections

5-Way Binding Post Output Connections

Individual Channel Front Panel Level and Protection Indicators

Multiple Protection Circuits

Exceptional Audio Fidelity

Bridgeable Channel Pairs

Internal Modular Design

Quiet, Three-Speed Fan

Front In/Rear Out Channeled Air- Flow

Five Year Warranty

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Ashly specifications Technical Notes & Specifications, Architects Specifications, Powerflex-6250 Six Channel Amplifier

6250 specifications

The Ashly 6250 is a highly versatile power amplifier designed for demanding live sound and installation applications. Known for its exceptional performance and reliability, the 6250 stands out in the market with a combination of advanced technologies and user-friendly features.

One of the key features of the Ashly 6250 is its output capabilities. It delivers 2x 250 watts at 4 ohms, making it suitable for driving a wide range of speakers. The amplifier is particularly advantageous for setups requiring consistent sound quality at high volumes, thanks to its robust output stage and efficient heat management system. These characteristics ensure that the amplifier can handle prolonged use without overheating or compromising audio fidelity.

The build quality of the Ashly 6250 is another highlight. Housed in a rugged, steel chassis, this robust design is built to withstand the rigors of both touring and permanent installation. Its compact form factor allows for easy rack mounting, making it ideal for use in a variety of environments including concert venues, houses of worship, and corporate settings.

In terms of connectivity, the Ashly 6250 offers a range of options to facilitate integration into different signal chains. It includes balanced XLR inputs, as well as euroblock outputs for flexibility in wiring. The amplifiers also come equipped with a front-panel audio level control, which allows for quick adjustments in live scenarios.

Technically, the Ashly 6250 features advanced protection circuitry. This technology safeguards against overload, short circuits, and thermal issues, ensuring the amplifier and connected speakers remain safe during operation. Additionally, the 6250 employs a class H design, providing enhanced efficiency and lower power consumption without sacrificing performance.

Another critical aspect of the Ashly 6250 is its sound quality. The amplifier is designed to deliver a clean, transparent sound, allowing the natural characteristics of the audio source to shine through. This makes it suitable for a variety of applications, from music performances to spoken word events, where clarity and detail are paramount.

Overall, the Ashly 6250 power amplifier combines power, versatility, and durability, making it a preferred choice for audio professionals looking for reliable performance in various settings. Its range of features, robust design, and exceptional audio quality position it as a valuable asset in any sound reinforcement system.