Crown Audio CDI1000 Manual Do Utilizador

CDi Series Power Amplifiers

Operation Manual

page 19

Frequency Response
(at 1 watt into 4 ohms, 20Hz - 20 kHz)

+0/–1 dB

Signal to Noise Ratio
(below rated 8-ohm power at 1 kHz, A-weighted)

CDi 1K, 2K, 4K: 100 dB
CDi 6K: 103 dB

Damping Factor (8 ohm): 20 Hz to 400 Hz

> 500

Input Stage

Input is electronically balanced and employs

pre cision 1% resistors

AC Line Current

CDi 1000: 6.8A, CDi 2000: 8.3A, CDi 4000: 10.5A;
at idle draws no more than 38 watts.
CDi 6000: 15.3A; at idle draws no more than
180 watts.

Crosstalk (below rated power)
20 Hz to 1 kHz

> 70 dB

Input Impedance (nominal)

20 kilohms balanced, 10 kilohms unbalanced

Load impedance (note: safe with all types of

loads)

Dual

Bridge mono

2–8 ohms

4–16 ohms

Voltage Gain (at 1 kHz, 8 ohm rated output)

CDi 1000: 30.5 dB, CDi 2000: 32.9 dB, CDi 4000: 34.2 dB,
CDi 6000: 37.1 dB.

Sensitivity (at 8 ohm rated output)

1.4V

Maximum Input Signal

+22 dBu typical

Operating Temperature

0° C to 40° C at 95% relative humidity (non-condensing)

AC Line Voltage and Frequency Configura tions
Available (± 10%)

100V, 120V, 220-240V 50/60 Hz

Ventilation

Flow-through ventilation from front to back

Cooling

Heat sinks and proportional-speed fan

Dimensions: Width, Height, Depth
(behind mounting surface)

EIA Standard 19” W (EIA RS-310-B)
x 3.5” (8.9 cm) H x 12.25” (31.1cm) D
CDi 6000 is 16.2 in. (41.15 cm) D

Net Weight, Shipping Weight

CDi 1K. 2K, 4K: 19 lb (8.6 kg)
CDi 6K: 24 lb (10.9 kg)

Per channel, both channels driven

2 ohm Dual (per channel)
4 ohm Dual (per channel)
8 ohm Dual (per channel)
4 ohm Bridge-Mono
70V Dual (per channel)
140V Bridge-Mono

With 0.5% THD
*With 1% THD

700W*

500W
275W

1,400W*

500W

1000W

1,000W*

800W
475W

2,000W*

800W

1600W

1,600W*

1,200W

650W

3,200W*

1000W
2000W

3,000W*

2,100W
1,200W

6,000W*

2,500W

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6 Specifications