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Audio Research Reference 250 Mono
Audio Research Reference 250
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Posted On 7.05.2026
Last Update On 7.05.2026 Audio Research Reference 250
Description Original Description is in English, other language texts are translations and can contain errors. EnglishDeutschSpanishTurkish

SPECIFICATIONS:

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

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