38
(Specifications continued)
Measurement
Evolution 600e Monaural Amplifier Evolution 900e Monaural Amplifier
FREQUENCY RESPONSE
20 Hz to 20 kHz +0, –0.18 dB
<0.5 Hz to 120 kHz +0, –3 dB
20 Hz to 20 kHz +0, –0.18 dB
<0.5 Hz to 120 kHz +0, –3 dB
SIGNAL-TO-NOISE RATIO
Wideband, unweighted, referred to full
power output
“A” weighted
>110 dB
>119 dB
>113 dB
>122 dB
GAIN
25.4 dB
25.4 dB
TOTAL HARMONIC DISTORTION
<0.02% at 1 kHz, at 600 W, 8 Ohms
<0.15% at 20 kHz, at 600 W, 8 Ohms
<0.02% at 1 kHz, at 900 W, 8 Ohms
<0.15% at 20 kHz, at 900 W, 8 Ohms
INPUT IMPEDANCE
Single-ended
Balanced
CAST
100 kOhms
200 kOhms
70 Ohms
100 kOhms
200 kOhms
70 Ohms
INPUT SENSITIVITY
Single-ended or balanced
CAST
3.72 V rms
3.72 mA rms
4.55 V rms
4.55 mA rms
OUTPUT POWER
600 W rms at 8 Ohms
1200 W rms at 4 Ohms
2400 W rms at 2 Ohms
900 W rms at 8 Ohms
1800 W rms at 4 Ohms
3600 W rms at 2 Ohms
OUTPUT VOLTAGE
196 V peak-to-peak
69 V rms
240 V peak-to-peak
85 V rms
OUTPUT CURRENT
49 A peak
60 A peak
SLEW RATE
100 V/µs
90 V/µs
OUTPUT IMPEDANCE
<0.030 Ohms, 20 Hz to 20 kHz
<0.023 Ohms, 20 Hz to 20 kHz
DAMPING FACTOR
Referred to 8 Ohms
>270, 20 Hz to 20 kHz
>350, 20 Hz to 20 kHz
POWER CONSUMPTION
Stand-by
High Current Stand-by
Idle
Maximum
2 W
260 W
410 W
3800 W
2 W
440 W
650 W
5000 W
HEAT OUTPUT
Stand-by
High Current Stand-by
Idle
Maximum
7 BTU/hr.
890 BTU/hr.
1400 BTU/hr.
5500 BTU/hr.
7 BTU/hr.
1500 BTU/hr.
2200 BTU/hr.
7700 BTU/hr.
INPUTS
1 single-ended via RCA connector
1 balanced via XLR connector
1 CAST via 4-pin bayonet connector
1 single-ended via RCA connector
1 balanced via XLR connector
1 CAST via 4-pin bayonet connector
OUTPUTS
1 pair Krell binding posts
1 pair 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 560 mm D
17.3 in. W x 9.8 in. H x 26.1 in. D
438 mm W x 248 mm H x 662 mm D
WEIGHT
Shipping
Unit only
150 lb., 67.9 kg
135 lb., 61.1 kg
190 lb., 86 kg
175 lb., 79.2 kg
All operational features, functions, specifications, and policies are subject to change without notification
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