Krell DUO 300

Krell Duo 300 Amplifier (Used but in excellent condition)
Frequency response:
    20 Hz to 20 kHz +0, -0.08 dB
    0.5 Hz to 100 kHz +0, -3 dB
Signal-to-noise ratio:
    >98 dB, wideband, unweighted, referred to full power output
    >116 dB, "A"-weighted
Gain: 26.2 dB
Total harmonic distortion:
    < 0.045% at 1 kHz, at 175 W, 8 Ω
    < 0.17% at 20 kHz, at 175 W, 8 Ω
Input Impedance:
    Single-ended: 100 kΩ
    Balanced: 200 kΩ
Input sensitivity, Single-ended or balanced: 2.4 V RMS
Output power:
    300 W RMS at 8 Ω
    540 W RMS at 4 Ω
Output voltage:
    138 V peak-to-peak
    49 V RMS
Output current: 16 A peak
Slew rate: 40 V/μs
Output impedance: < 0.017 , 20 Hz to 20 kHz
Damping factor: > 470, 20 Hz to 20 kHz, referred to 8 Ω
Power consumption:
    Standby: 4 W
    Idle: 180 W
    Maximum: 1600 W
Heat output:
    Standby: 13.7 BTU/hr.
    Idle: 615 BTU/hr.
    Maximum: 5677 BTU/hr.
Inputs:
    2 single-ended via RCA connector
    2 balanced via XLR connector
Outputs: 2 pairs binding posts
Dimensions (WHD): 17.1" x 7.65" x 21.10"
Weight: 70 lbs.