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Krell Industries Evolution User Manual

Page 32

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32

(Specifications continued)

Measurement

Evolution 600 Amplifier

Evolution 900 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/

µ

s

90 V/

µ

s

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

Idle

Maximum

260 W
410 W

3800 W

440 W
650 W

5000 W

HEAT OUTPUT

Stand-by

Idle

Maximum

890 BTU/hr.

1400 BTU/hr.
5500 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

.