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.

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

Specifications:

Amplifier Specifications

• Output Power (1 kHz, 0.5% THD):
  • DSi-4000
  • Stereo:
  • 8?: 650W
  • 4?: 1200W
  • 2?: 1600W*
  • Bridge-Mono:
  • 8?: 2400W
  • 4?: 3200W*
  • DSi 2000:
  • Stereo:
  • 8?: 475W
  • 4?: 800W
  • 2?: 1000W*
  • Bridge-Mono:
  • 8?: 1600W
  • 4?: 2000W*
  • DSi 1000:
  • Stereo:
  • 8?: 275W
  • 4?: 500W
  • 2?: 700W*
  • Bridge-Mono:
  • 8?: 1000W
  • 4?: 1400W*

• Voltage Gain at 1kHz, 8 ohm rated output:
  • DSi 1000: 26 dB
  • DSi 2000: 26 dB
  • DSi 4000: 26 dB
• Frequency Response: 0/-1 dB from 20 Hz to 20 kHz at 1 watt into 4 ohms.
• 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
• 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: > 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, 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)

* With 1% THD.