DSi 4000 Two-Channel 1200W @ 4Ω Power Amplifier
Designed from the ground up to deliver unmatched quality and performance, the Crown DSi Series power amplifiers are available in four models, 4 Ohm 500W, 800W, 1,200W and 2,100W per channel. Onboard digital signal processing includes crossovers, equalizer filters, delays and output limiting. The rear-panel HD-15 connector provides a simple input/output connection between the DSi amplifier and the new DSi-8M system monitor. At the touch of a button, Crown's DSi Cinema Amplifiers deliver performance perfectly matched to every award-winning JBL ScreenArray® system, making them the ultimate cinema solution.
Features
Includes 500W, 800W and 1200W models with 4 ohms per channel
Automatic presets for popular JBL cinema speaker systems for quick and easy configuration
Intuitive front panel LCD screen guides installer through setup
Onboard digital signal processing includes Crossovers, EQ filters, delays and output limiting
USB connection to computer for quick setup and configuration using HiQnet™ System Architect™ software
Rear panel HD-15 connector between DSi amplifier and new DSi-8M system monitor Provides easy input/output connections between
switch-mode universal power supplies
All products fill 2U rack space and weighs less than 19 pounds
Barrier bar output, removable Phoenix input
Three-year, no-fault, fully transferable warranty Fully protects your investment and guarantee its specifications
Specification
| Voltage gain | 34.2 at 1 kHz |
| Frequency response | +0/-1 dB from 20 Hz to 20 kHz at 1 watt into 4 ohms |
| load impedance | Suitable for all types of loads. It is rated from 2 to 8 ohms in stereo mode and 4 to 16 ohms in bridged mono mode. The DSi A1 (100V version) is rated for 4 to 8 ohms in stereo mode and 8 to 16 ohms in bridged mono mode. |
| Sensitivity | 8 ohm rated output: 1.4V, 4 ohm rated output: 1.3V, 2 ohm rated output: 1.0V |
| signal to noise ratio | (8 ohm power rating below 1 kHz) 100db (A-weighted) |
| damping coefficient | Better than 500 from 20 Hz to 400 Hz |
| crosstalk | > 70 dB below rated power, 20 Hz to 1 kHz, A-weighted |
| input stage | Inputs are electronically balanced with 1% accurate resistors |
| Input Impedance (nominal) | 20 k ohms, balanced; 10 k ohms, unbalanced |
| Available AC Line Voltage and Frequency Configurations | 100V、120V、220-240V、50/60Hz |
| IEC Power Connector | 15A |