Demo Krell Evolution 402 Power Amplifier

 

Frequency response
20 Hz to 20 kHz +0, -0.18 dB
<0.5 Hz to 120 kHz +0, -3 dB
Signal-to-noise ratio
>116 dB, "A"-weighted
Gain
25.4 dB
Total harmonic distortion
<0.02% at 1 kHz, at 400 W, 8 Ohms
<0.15% at 20 kHz, at 400 W, 8 Ohms
Input impedance
Single Ended: 100 kOhms
Balanced: 200 kHz
CAST: 70 Ohms
Input sensitivity
Single Ended or Balanced: 3.04 V rms
CAST: 3.04 mA rms
Output power
400 W RMS at 8 Ohms
800 W RMS at 4 Ohms
1600 W RMS at 2 Ohms
Output voltage
160 V peak-to-peak
57 V RMS
Output current
37 A peak
Slew rate
100 V/µs
Output Impedance
<0.055 Ohms at 20 Hz
<0.064 Ohms, 20 Hz to 20 kHz

Damping Factor (referred to 8 ohms)
>145 at 20 Hz
>125, 20 Hz to 20 kHz
Power consumption
Standby: 370 W
Idle: 570 W
Maximum: 3800 W
Heat Output
Stand-by: 890 BTU/hr.
Idle: 1300 BTU/hr.
Maximum: 6400 BTU/hr.
Inputs
2 single-ended via RCA connector
2 balanced via XLR connector
2 CAST via 4-pin bayonet connector
Outputs
2 pairs Krell binding posts
Dimensions
17.3 in. W x 9.8 in. H x 22.1 in. D
438 mm W x 248 mm H x 550 mm D
Weight
Shipped: 150 lb., 67.9 kg
Unit Only: 135 lb., 61.1 kg