Specifications - Krell Industries Evolution 400 Owner's Reference Manual

Specifications

Measurement
FREQUENCY RESPONSE
SIGNAL-TO-NOISE RATIO
Wideband, unweighted, referred to full
power output
"A" weighted
GAIN
TOTAL HARMONIC DISTORTION
INPUT IMPEDANCE
Single-ended
Balanced
CAST
INPUT SENSITIVITY
Single-ended or balanced
CAST
OUTPUT POWER
All channels driven
OUTPUT VOLTAGE
OUTPUT CURRENT
SLEW RATE
OUTPUT IMPEDANCE
DAMPING FACTOR
Referred to 8 Ohms
POWER CONSUMPTION
Stand-by
Idle
Maximum
HEAT OUTPUT
Stand-by
Idle
Maximum
INPUTS
OUTPUTS
DIMENSIONS
WEIGHT
Shipping
Unit only
All operational features, functions, specifications, and policies are subject to change without notification
Evolution 302 Stereo Amplifier
20 Hz to 20 kHz +0, –0.10 dB
<0.5 Hz to 180 kHz +0, –3 dB
>107 dB
>117 dB
25.5 dB
<0.02% at 1 kHz, at 300 W, 8 Ohms
<0.15% at 20 kHz, at 300 W, 8 Ohms
100 kOhms
200 kOhms
75 Ohms
2.60 V rms
2.60 mA rms
300 W rms at 8 Ohms
600 W rms at 4 Ohms
1200 W rms at 2 Ohms
139 V peak-to-peak
49 V rms
35 A peak
120 V/ s
<0.040 Ohms at 20 Hz
<0.053 Ohms, 20 Hz to 20 kHz
>200 at 20 Hz
>150, 20 Hz to 20 kHz
150 W
320 W
3400 W
510 BTU/hr.
1100 BTU/hr.
5500 BTU/hr.
2 single-ended via RCA connector
2 balanced via XLR connector
2 CAST via 4-pin bayonet connector
2 pairs Krell binding posts
17.3 in. W x 9.8 in. H x 20.7 in. D
438 mm W x 248 mm H x 525 mm D
138 lb., 62.4 kg
120 lb., 54.3 kg
Evolution 402 Stereo Amplifier
20 Hz to 20 kHz +0, –0.18 dB
<0.5 Hz to 120 kHz +0, –3 dB
>106 dB
>116 dB
25.4 dB
<0.02% at 1 kHz, at 400 W, 8 Ohms
<0.15% at 20 kHz, at 400 W, 8 Ohms
100 kOhms
200 kOhms
70 Ohms
3.04 V rms
3.04 mA rms
400 W rms at 8 Ohms
800 W rms at 4 Ohms
1600 W rms at 2 Ohms
160 V peak-to-peak
57 V rms
37 A peak
100 V/ s
<0.055 Ohms at 20 Hz
<0.064 Ohms, 20 Hz to 20 kHz
>145 at 20 Hz
>125, 20 Hz to 20 kHz
370 W
570 W
3800 W
890 BTU/hr.
1300 BTU/hr.
6400 BTU/hr.
2 single-ended via RCA connector
2 balanced via XLR connector
2 CAST via 4-pin bayonet connector
2 pairs Krell binding posts
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
150 lb., 67.9 kg
135 lb., 61.1 kg
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