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)

100 dB

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

> 500

Input Stage

Input is electronically balanced and employs
precision 1% resistors

AC Line Current

CDi 1000: 11.50A, CDi 2000: 11.93A, CDi 4000: 11.75A
At idle: Draws no more than 45 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

Sensitivity (at 8 ohm rated output)

1.4V

Maximum Input Signal

+22 dBu typical

Operating Temperature

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

AC Line Voltage and Frequency Configurations Available (± 10%)

100V, 120V-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 in. Wide (EIA RS-310-B)
x 3.5 in. (8.9 cm) High x 12.25 in. (31.1cm) Deep
CDi 6000 is 16.2 in. (41.15 cm) deep.

Net Weight

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

Shipping Weight

CDi 1K, 2K, 4K: 22 lb (10.0 kg).
CDi 6K: 30 lb (13.6 kg).