Crown CE-4000 Manuel d'instructions télécharger pdf (Page 16)

CE 4000

Power Ampliﬁ er

Operation Manual

page 16

7 Speciﬁ cations

Minimum Guaranteed Power (watts)

Dual Mode, both channels driven

1 kHz with 0.5% THD

2 ohm (per ch.), ≥ 200-V line voltage 1,800

2 ohm (per ch.), < 200-V line voltage 1,400

4 ohm (per ch.) 1,200

8 ohm (per ch.) 600

Bridge-Mono Mode

1 kHz with 0.5% THD

4 ohm, ≥ 200-V line voltage 3,600

4 ohm, < 200-V line voltage 2,800

8 ohm 2,400

Performance

Frequency Response (at 1 watt, 20Hz - 20kHz) ± 0.25 dB (see Figure 7.1)

Phase Response (at 1 watt, 20Hz - 20kHz) ± 15°

Signal to Noise Ratio (A-weighted)

below rated power > 100 dB

Total Harmonic Distortion (THD)

at rated power, from 20 Hz to 20 kHz ≤ 0.5%

Intermodulation Distortion (IMD)

60 Hz and 7 kHz at 4:1, from rated power to –30 dB at 8 ohms < 0.5%

Damping Factor (8 ohm) 10Hz to 400Hz > 1000

Note: Measured using binding-post output connectors

Crosstalk (below rated power, 10 kHz) > 50 dB

Common Mode Rejection (CMR, 20 Hz to 1 kHz) > 70 dB

DC Output Offset (shorted input) ±10 millivolts

Input Impedance (nominal)

Balanced, unbalanced 20 k ohms, 10 k ohms

Load Impedance

Note: Safe with all types of loads.

Stereo 2-8 ohms

Bridge-Mono 4-8 ohms

Voltage Gain (at rated output)

0.775V sensitivity 39.0 dB

1.4V sensitivity 33.8 dB

3.6V sensitivity 26 dB

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Crown CE-4000 Manuel d'instructions Page 16