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Ashly Audio Inc., 847 Holt Road, Webster, NY 14580-9103, Toll Free (800) 828-6308, Telephone (585) 872-0010, FAX (585) 872-0739

Internet: http://www.ashly.com, email: [email protected]

Ashly manufactures a complete and comprehensive line of Graphic and Parametric Equalizers, 

Electronic Crossovers, Power Amplifiers, Compressor-Limiters, Mixers, and 

Amplifier Input Options.  Please call, write or visit our web site for information on any of these Ashly Products.

Applications: 

Any multichannel power amplification application, 25 and 70V systems, paging systems, sound masking systems, 

cinema systems, boardroom audio applications, multiple zone restaurant, bar, theme park or auditorium systems, surround sound 

applications, recording studios, PA and DJ applications.

General Specifications Powerflex-6250

*Power Output

(Maximum Average Power, 0.1% THD, 1KHz) 

Rated Per Channel, Two Channels Driven

4 ohm: 250 Watts RMS

8 ohm: 150 Watts RMS

25V: 150 Watts RMS

Mono Bridged (1 Channel)

8 ohm: 500 Watts RMS 

70V: 500 Watts RMS

Rated Per Channel, Six Channels Driven

4 ohm: 250 Watts RMS†

8 ohm: 150 Watts RMS

25V: 150 Watts RMS

Mono Bridged (3 channels)

8 ohm: 500 Watts RMS

70V: 500 Watts RMS

Input Impedance: 10K ohm balanced, 37K ohm unbalanced

High Pass Filter: 50Hz, 12dB/octave 

**Total Harmonic Distortion (20Hz - 20KHz @ 8 ohms): <0.2%

**IMD 

(SMPTE 60Hz/7KHz 4:1) @ 8 ohms: <0.2% (throughout power 

range)

(IHF) @ 8 ohms: <0.1% (throughout power range)

**Hum and Noise: -100dB from full output (A-weighted)          

Full Power Input Sensitivity: 1.08V RMS (2.9dBu)

Frequency Response: 

8 ohm: ±0.5dB 20Hz-20kHz 

4 ohm: ±1.5dB 20Hz-20kHz 

Voltage Gain: 32X (30.1dB)

Crosstalk: < -80dB (20Hz - 1KHz)

Signal Present Signal Sensitivity: 13mV RMS (-35.5dBu)

Power Requirement:  110-125VAC, 220 - 250VAC, 50/60Hz

Typical Idle Current                                                              

120V: 0.81A

240V: 0.42A

Current with Typical Audio Program Material (4 ohm load x 6 

Channels)                                                                            

120V: 6.5A

240V: 3.3A

Connections

Input: XLR - 1/4” (Pin 2: Hot, Tip: Hot), Eurobloc

Output: 5-Way Binding Post

Cooling: Forced Air, Thermal Sensitive 3-Speed Fan, Front Inlet/

Rear Outlet 

Dimensions:  19”L x 5.25”H x 16.5”D

Construction: All-Steel Chassis, Extruded Aluminum Front Panel 

Weight: 49 lbs. net, 56 lbs. shipping

Specification conditions are: 120VAC mains at 60Hz, 25° C

Powerflex-6250 Rear Panel

* Continuous power limited by power line capacity

**Non-conventional amplifiers require bandwidth limiting for all distortion and noise measurements

† Signal peaks in audio programming may trigger protection circuitry at low line voltages

   Specifications are subject to change or improvement without notice

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