
Technology: Uses Crown's patented Class I (BCA) circuitry and a switching power supply for high output with reduced weight approx. Frequency Response: +/-0.25dB from 20 Hz to 20 kHz at 1 watt. Filters: Includes selectable on-board high-pass (30, 40, 50 Hz) and low-pass (80, 100 Hz) filters for sub-bass systems.
Connectivity: Features balanced XLR and 1/4-inch TRS combo inputs, with Speakon and binding post output options. Protection: Integrated systems protect against short circuits, mismatched loads, thermal issues, and DC offsets.
Fault Indicators: A 5-way indicator system warns of overheating, shorted wiring, or non-operational output stages. Manuals: You can find the Crown CE 4000 Operation Manual and other documentation on the official Crown Audio website.