DSi 4000 Power Amplifier

Engineered from the ground up for unmatched quality and performance, the Crown® DSi Series of power amplifiers offers three models of 500W, 800W, and 1200W per channel at 4 ohms. Onboard digital signal processing includes crossovers, EQ filters, delay and output limiting. Rear panel HD-15 connector provides easy input/output connectivity between DSi amplifiers and the new DSi-8M System Monitor. The intuitive front panel LCD screen guides installers through a setup process-featuring presets for the industry-standard JBL cinema loudspeaker systems-to make configuration quick and easy. At the touch of a button, Crown's DSi cinema amplifiers deliver perfectly matched performance with each award-winning JBL ScreenArray® system, making this the ultimate cinema solution. Output Power: 2-ohm Stereo (Per Channel): 1600W 4-ohm Stereo (Per Channel): 1200W 8-ohm Stereo (Per Channel): 650W 4-ohm Bridged-Mono: 3200W 8-ohm Bridged-Mono: 2400W Crown DSI 4000 Features: Includes three models of 500W, 800W, and 1200W per channel at 4 ohms Automatic presets for popular JBL cinema speaker systems for quick, easy configuration Intuitive front-panel LCD screen guides installers through setup Onboard digital signal processing includes crossovers, EQ filters, delay, and output limiting Computer connectivity via USB allows fast setup and configuration with HiQnet™ System Architect™ software Rear-panel HD-15 connector provides easy input/output connectivity between DSi amplifiers and new DSi-8M System Monitor Switch-mode universal power supply All products fill 2U rack spaces and weigh under 19 pounds Barrier strip outputs, removable Phoenix-style input Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications Performance: Voltage Gain at 1kHz, 8 ohm rated output: DSi 1000: 26 dB DSi 2000: 26 dB DSi 4000: 26 dB Frequency Response: ±0.25 dB from 20 Hz to 20 kHz at 1 watt into 4 ohms. Phase Response (at 1 watt, 20 Hz to 20 kHz): ±15°. Load Impedance: Safe with all types of loads. Rated for 2 to 8 ohms in Stereo mode, 4 to 16 ohms in Bridge-Mono mode. Sensitivity: At 8 ohm rated output: DSi 1000: 2.35V DSi 2000: 3.09V DSi 4000: 3.61V At 4 ohm rated output: DSi 1000: 2.24V DSi 2000: 2.84V DSi 4000: 3.47V At 2 ohm rated output: DSi 1000: 1.88V DSi 2000: 2.24V DSi 4000: 2.84V Crown DSI 4000 Specifications: Signal to Noise Ratio (below rated 8-ohm power at 1 kHz): 105 dB (A weighted). Damping Factor: Better than 500 from 20 Hz to 500 Hz. Crosstalk: > 80 dB below rated power, 20 Hz to 1 kHz. Common Mode Rejection (CMR): > 45 dB from 20 Hz to 1 kHz. Input Stage: Input is electronically balanced and employs precision 1% resistors. Input Impedance (nominal): 20 k ohms, balanced;10 k ohms, unbalanced. Maximum Input Signal: +22 dBu typical. AC Line Voltage and Frequency Configurations Available: 100V, 120V-240V, 50/60 Hz. AC Line Current: DSi 1000: 6.5A DSi 2000: 6.9A DSi 4000: 8.0A At Idle: Draws no more than 90 watts. Operating Temperature: 0° C to 40° C at 95% relative humidity (non-condensing). DSP Section: EQ: 6 parametric filters per channel with adjustable Q, boost/cut ± 15 dB. Also adjustable high and low shelving filters. Filters: Highpass and lowpass per channel. Butterworth 12/18 dB per octave and Linkwitz-Riley 24 dB per octave. High and low shelving filters, one per channel. Delay: Up to 50 msec total delay per channel. Output Limiter: Prevents clipping and protects loudspeakers. Choice of –3, –6, or –12 dB threshold per channel. Presets: 5 user-definable loudspeaker presets and 15 factory-default JBL system presets. 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. LCD Screen: Backlit liquid crystal display shows speaker presets and signal processing. Signal Indicator: Green LED, one per channel, flashes when a very low-level signal is present at input. –10 Indicator: Green LED flashes when output signal exceeds –10 dB below clip. –20 Indicator: Green LED flashes when output signal level exceeds –20 dB below clip. Ready Indicator: Green LED, one per channel, illuminates when the amplifier is ready to produce audio. Clip Indicator: Red LED, one per channel, turns on at the threshold of audible distortion. Temp/Fault Indicator: Red LED, one per channel, illuminates under Fault or excessive temperature conditions. Power Indicator: Blue LED illuminates when the amplifier has been turned on and has power. Rear Panel Controls and Connectors: AC Line Connector: NEMA 5-15P (15A). Input Connector: Two 3-pin removable Phoenix-type connectors each accept a balanced line-level input signal. Output Connectors: 4-position barrier strip with connectors for dual louspeakers or bridge-mono loudspeaker. HiQnet USB Connector: Type B, connects to a HiQnet network. HD-15 Connector: For cinema I/O compatibility with DSi-8M System Monitor. Protection: DSi-Series amplifiers are protected against shorted, open or mismatched loads; overloaded power supplies; excessive temperature; chain destruction phenomena; excessive output current, and input overload damage. They also protect loudspeakers from input/output DC, large or dangerous DC offsets and turn-on/turn-off transients. Construction: Chassis: Steel. Cooling: Proportional speed fan with front-to-rear airflow. Dimensions: EIA Standard 19-in. rack mount width (EIA RS-310-B), 3.5 in. (8.9 cm) high and 12.25 in. (31.11 cm) deep behind mounting surface. Net Weight: 19 lb (8.6 kg) Shipping Weight: 22 lb (10.0 kg)