Audio Research Reference 250 Monoblock


The Audio Research Reference 250 Monoblock Amplifiers is in perfect condition with no dents, never repaired before and was slightly used. Comes in Original Packaging.

Brand:      Audio Research
Type:        Solid-state Monoblock Power Amplifier
Model:     Reference 250 Monoblock Amplifiers
Condition: 9/10



Power Output: 250 watts per channel continuous from 20Hz to 20kHz. 1kHz total harmonic distortion typically 0.5% at 250 watts, below .04% at 1 watt. Approximate actual power available at ’clipping’ 270 watts (1kHz)
Power Bandwidth: (-3dB points) 5Hz to 70kHz
Frequency Response: (-3dB points at 1 watt) 0.5Hz to 110 kHz
Input Sensitivity: 2.4V RMS Balanced for rated output. (25.5 dB gain into 8 ohms.)
Input Impedance: 200K ohms Balanced
Output Taps: 4, 8, 16 ohms
Output Regulation: Approximately 0.9dB 16 ohm load to open circuit (Damping factor approximately 10)
Overall Negative Feedback: 8.8dB
Slew Rate: 20 volts/microsecond
Rise Time: 1.5 microseconds


Add to cart

Call Now Button