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Audio Research Reference 110 Power Amplifier (KT120)

dsc_0078
Recently traded in and in great condition. Complete with original packaging.

Recently traded in and in great condition. Complete with original packaging.

Manufacturer Site Link: Audio Research:

Brand: Audio ResearchAudio Research £ 3,200.00 each


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Recently traded in and in great condition. Complete with original packaging.

Brand URL : http://www.audioresearch.com
Power output 110 watts per channel continuous from 20Hz to 20kHz. 1kHz total harmonic distortion typically 0.3% at 110 watts, below 0.03% at 1 watt. Approximate actual power available at "clipping" 120 watts (1kHz).
Power bandwidth  
Frequency response ( -3dB at 1 watt) 0.6Hz to 90kHz. 
Input sensitivity 1.8V RMS BAL for rated output. (24dB Bal gain into 8 ohms.)
Input impedance 300K ohms Balanced.
Output taps 4, 8 and 16 ohms
Output regulation Approximately 0.7dB 16 ohm load to open circuit 
Overall negative feedback  
Damping factor Approximately 12
Distortion  
Slew rate  
Rise time  
Hum & noise Less than 0.2mV RMS -106dB below rated output (IHF weighted, input shorted). 
Power supply energy storage Approximately 520 joules.
Power requirements 105-125VAC 60Hz (210-250VAC 50 Hz) 630 watts at rated output, 800 watts maximum, 410 watts at "idle." 
Tube complement (4 matched pairs) 6550C (Power output); (4) 6H30 (Gain stage and cathode follower)
Other Output polarity: Non-inverting. Balanced input pin 2+ (IEC-268). 
Dimensions 19" (48.3 cm) W x 8.75"(22.2 cm) H x 19.5"(49.5 cm) D. Handles extend 1.5" (3.8 cm) forward.
Weight 67.4 lbs. (30.7 kg) Net; 83 lbs. (37.8 kg) Shipping.