Ashly 470 Stereo Amplifier User Manual


 
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: info@ashly.com
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 70V and 140V multichannel power amplification application, paging systems, cinema systems, boardroom audio applications,
multiple zone restaurant, bar, theme park or auditorium systems.
General Specifications Powerflex 470
*Power Output
(Maximum Average Power, 0.1% THD, 1KHz)
Rated Per Channel, Two Channels Driven
70V: 300Watts RMS
140V (Mono Bridged, 1-Channel): 600 Watts RMS
Rated Per Channel, Four Channels Driven
70V: 250 Watts RMS
140V (Mono Bridged, 2-Channels): 500 Watts RMS
Input Impedance: 10K ohm balanced, 37K ohm unbalanced
High Pass Filter: 80Hz, 12dB/octave, internally selectable
**THD (20Hz - 20KHz, 250W, 4-Channels Driven): <0.5%
**IMD
(SMPTE 60Hz/7KHz 4:1): <0.2%
**Hum and Noise: < -100dB from full output (A-weighted)
Full Power Input Sensitivity: 1.4V RMS (5.1dBu)
Frequency Response: ±0.5dB (20Hz-20kHz, full power)
Voltage Gain: 50X (34.0dB)
Crosstalk: < -75dB (20Hz - 1KHz)
Signal Present Signal Sensitivity: 14mV RMS (-34.9dBu)
Power Requirement: 110-125VAC, 220 - 250VAC, 50/60Hz
Typical Idle Current
120V: 0.94A
240V: 0.48A
Current with Typical Audio Program Material (4 Channels Driven)
120V: 10.0A
240V: 5.0A
Connections
Input: Euroblock
Output: Screw Terminal
Cooling: Forced Air, Thermal Sensitive 2-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: 45 lbs. net, 52 lbs. shipping
Specification conditions are: 120VAC mains at 60Hz, 25° C
Rear Panel Powerflex-470
* 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