JBL Professional DSi 4000

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Engineered from the ground up for unmatched quality and performance, the Crown DSi Series of power amplifiers offers four models of 500W, 800W, 1,200W, and 2,100W 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. 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.

Power Matrix

Recommended for: Cinema.

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

Downloads

	Version	Language	Size	Uploaded
DSi 4000 Cut Sheet updated: May 2023			9.15 MB	May 2023
DSi 4000 Owner's Manual updated: May 2023			3.35 MB	May 2023
DSi 4000 Owner's Manual-Chinese updated: May 2023			3.9 MB	May 2023
Software
HiQnet Audio Architect™ updated: Dec 2021				Dec 2021
Declaration Of Conformities
DSi Declaration of Conformity updated: Aug 2015			79.2 KB	Aug 2015
System Technology Bulletins
STB XTi-CDi-DSi Restoring Default #0003 updated: Oct 2020			695 KB	Oct 2020
STB XTi-CDi-DSi Common term definitions #0005 updated: Oct 2020			488 KB	Oct 2020
STB XTi-CDi-DSi Fan Config #0001 updated: Oct 2020			437 KB	Oct 2020
STB XTi-CDi-DSi Front Panel Lockout #0004 updated: Oct 2020			673 KB	Oct 2020
STB XTi-CDi-DSi USB Communication #0002 updated: Oct 2020			572 KB	Oct 2020
Power Draw & Thermal Dissipation Specs
DSi Power Draw & Thermal updated: Oct 2020			114 KB	Oct 2020

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Specifications

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	Safe with all types of loads. Rated for 2 to 8 ohms in Stereo mode, 4 to 16 ohms in Bridge-Mono mode. DSi A1 (100V version) is rated for 4 to 8 ohms in Stereo mode, 8 to 16 ohms in Bridge-Mono mode.
Sensitivity	at 8 ohm rated output: 1.4V, at 4 ohm rated output: 1.3V, At 2 ohm rated output: 1.0V
Signal to Noise Ratio	(below rated 8-ohm power at 1 kHz) 100db (A-weighted)
Damping Factor	Better than 500 from 20 Hz to 400 Hz
Crosstalk	> 70 dB below rated power, 20 Hz to 1 kHz, A-weighted
Input Stage	Input is electronically balanced and employs precision 1% resistors
Input Impedance (nominal)	20 k ohms, balanced; 10 k ohms, unbalanced
AC Line Voltage and Frequency Configurations Available	100V, 120V, 220-240V, 50/60 Hz
IEC Power Connector	15A