Krell Industries Evolution One Stereo Amplifier User Manual


 
Specifications
Frequency response
20 Hz to 20 kHz ±0.05 dB
0.6 Hz to 220 kHz +0, –3 dB
Signal-to-noise ratio
118 dB, “A”-weighted
Gain
25.8 dB
Total harmonic distortion
<0.01% at 1 kHz, at 450 W, 8 Ohms
<0.1% at 20 kHz, at 450 W, 8 Ohms
Input impedance
Balanced:
100 kHz
CAST: 50 Hz
Input sensitivity
Balanced:
3.08 V RMS
CAST: 3.08 mA RMS
Output power
450 W RMS at 8 Ohms
900 W RMS at 4 Ohms
1800 W RMS at 2 Ohms
Output voltage
170 V peak-to-peak
60 V RMS
Output current
57 A peak
Slew rate
100 V/us
Power consumption
Standby:
225 W
Idle: 300 W
Maximum: 3600 W
31
Inputs
1 balanced via XLR connector
1 CAST via 4-pin bayonet connector
Outputs
1 pair Krell binding posts
Dimensions
Amplifier chassis:
15.8 in. W x 6.2 in. H x 21.5 in. D
40 cm W x 15.8 cm H x 54.7 cm D
Power supply chassis:
15.8 in. W x 6.4 in. H x 20.5 in. D
40 cm W x 16.1 cm H x 52.2 cm D
Amplifier channel:
15.8 in. W x 12.5 in. H x 21.5 in. D
40 cm W x 31.6 cm H x 54.7 cm D
Weight
Amplifier chassis:
Shipped:
70 lbs., 31.7 kg
Unit Only: 55 lbs., 24.9 kg
Power supply chassis:
Shipped:
110 lbs., 49.8 kg
Unit Only: 95 lbs., 43 kg