Friend is trying to sell this Old School Amp. Link to Craigslist below. Also, specs below. Let me know an offer if interested. Willing to go a little lower if you pick up today. http://houston.craigslist.org/ele/5114243073.html http://www.nhthifi.com/ServiceCenter/A1-Mono-Amplifier-vintage-nht Product Information The A-1 is a workhorse amplifier designed for a number of applications. It is a full range amplifier useful for powering subwoofers, bi-amping large speakers or used in conjunction with a good preamp. FR: 20Hz -- 20kHz. Power Rating: 250W (6 ohms). DIM/WT: 2.25"H x 17"W x 11"D, 18 lbs. Specifications The NHT A1 has both balanced and unbalanced I/O and is low-profile, only a single rack space. The NHT A1's hybrid Class AB/G design runs cooler and is more efficient than traditional amps. The NHT A1 amplifier is rack mountable using the optional NHT E-1 19" EIA rack mount kit. The NHT A-1's is a full-range amplifier having a minimum frequency response from 20Hz -- 20kHz. The NHT A1 is rated at 250W rms into 6 ohms and can easily run down to 4 ohms with stability. The A1 features a proprietary soft-clipping circuit, particularly important for use with subwoofer systems. The NHT A-1 can be auto powered on or off via a 12-24 volt trigger, or by an audio signal sensing circuit.