`` SPECIFICATIONS
Performance
Output Power: See power charts below.
Voltage Gain at 1kHz:
CDi 1000: 30.5 dB
CDi 2000: 32.9 dB
CDi 4000: 34.2 dB
CDi 6000: 37.1 dB
Frequency Response:
Load Impedance: Safe with all types of loads. Rated for 2 to 8 ohms in Stereo mode, 4 to 16 ohms in
Sensitivity: 1.4V.
Signal to Noise Ratio (below rated
Damping Factor: Better than 500 from 20 Hz to 400 Hz.
Crosstalk: > 70 dB below rated power, 20 Hz to 1 kHz.
Input Stage: Input is electronically balanced and employs precision 1% resistors.
Input Impedance (nominal): 20 k ohms, bal- anced; 10 k ohms, unbalanced.
Maximum Input Signal: +22 dBu typical.
AC Line Voltage and Frequency Configurations Available: 100V, 120V,
50/60 Hz.
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.
Operating Temperature: 0° C to 40° C at 95% relative humidity
Output EQ: 8 parametric filters per channel with adjustable Q, ±15 dB boost/cut. This
Delay: Up to 50 msec total delay per channel.
Output Limiter: Prevents clipping and protects loudspeakers. Choice of
Presets: 20 presets. 19 are
Front Panel Controls and Indicators
Level: Detented rotary level control, one per channel.
Power Switch: On/off switch applies AC power to the amplifier.
Sel/Prev/Next Buttons: Three buttons near the LCD screen are used to access menu items and front panel lockout.
LCD Screen: Backlit liquid crystal display shows speaker presets and signal processing.
Signal Indicator: Green LED, one per channel, illuminates when a very
Ready Indicator: Green LED, one per channel, illuminates when the amplifier is ready to pro- duce audio.
Clip Indicator: Red LED, one per channel, turns on at the threshold of audible distortion.
Temp Indicator: Red LED, one per channel, illuminates under excessive temperature conditions.
Power Indicator: Blue LED illuminates when the amplifier has been turned on and has power.
Output Connectors:
HiQnet USB Connector: Type B, connects to a USB port on a PC.
Protection
Included Accessories
Locking
Construction
Chassis: Steel.
Cooling: Proportional speed fan with
Dimensions: EIA Standard
12.25in. (31.11 cm) deep behind mounting surface. 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).
Regulatory Certifications
DSP Section
Input EQ: 6 parametric filters per channel with adjustable Q, ±15 dB boost/cut. Also adjustable high and low shelving filters. This
Crossover Filters: Highpass and lowpass per channel. Butterworth 6/12/18/24 dB per octave and
Rear Panel Controls and Connectors
AC Line Connector:
CDi 1K, 2K, 4K: NEMA
CDi 6000: NEMA
IEC C20 (20A).
Input Connector: Two
Note: All measurements apply to all models of CDi Series amplifiers in stereo mode with
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The CDi Series of Crown® amplifiers are professional tools designed and built for installed sound applications. The series includes four models which are identical except for output power: CDi 1000, CDi 2000, CDi 4000 and CDi 6000. All are rugged and lightweight, and offer unmatched value in their class.
INSTALLED SOUND