Proceed HPA3 Triple Monaural 3-channel Power amplifier Mark Levinson

Beautiful, near mint Proceed HPA3 3-channel amplifier.
Very highly regarded, one of the better sounding multi-channel amps.
Extremely robust in a normal size footprint. (18x17x6 & 105 lbs.)
Very gutsy, will drive even the most demanding loads.
Basic Specs: 
- Rated Power Output: 250 w/ch @ 8ohms, all channels driven. 20Hz – 20kHz with no more than 0.1% THD. 500 w/ch into 4ohms 
- Frequency Response: Within 0.15dB from 20Hz to 20kHz 
- Signal to Noise Ratio: Better than -80dB (ref. 1w) 
- Input Impedance: 100k Ohms (balanced), 11k ohms (single-ended) 
- Voltage gain: 23dB (balanced), 29dB (single-ended) 
- Input Sensitivity: 3.17 Vrms for full rated output (balanced), 1.586 Vrms for full rated output (single-ended)

From web: Conclusion
These amps are remarkable with limitless power, outstanding bass response and exceptional resolution. The overriding sonic characteristic is the three-dimensional imaging apparent on all types of source material. As a music amplifier, each instrument occupies its own dedicated space within the soundfield, making it possible for each note to breathe and be heard with impressive clarity. Movie soundtracks are dynamic and riveting with crisp, clear dialog. Whether you’re building a high performance music system or a kick-ass home theater, high-powered amplification is a necessity and the HPA 2 and HPA 3 amps from Proceed are the definitive solution.

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 DavidWeinhart

     Weinhart Design, Inc. 
         President & CEO 

 The Audio and Video Expert 
e: [email protected] 
   www.weinhartdesign.com

2337 Roscomare Road, Studio #1 
Los Angeles, California 90077

 Showroom) 310-472-8880 
     Cell) 310-927-2260