Crown XLS402B Power Amplifier

Crown XLS402B Power Amplifier
The XLS Series of power amplifiers from Crown represents a new era in affordable, quality power amplification. The line consists of three models in a uniform, rugged 2U chassis, incorporating the best of tried-and-true design principles and innovative features. Now with dual Speakon connectors.

Power Rating: 570W 2-ohm Stereo (per channel); 400W 4-ohm Stereo (per channel); 260W 8-ohm Stereo (per channel); 800W 8-ohm Bridge-Mono

XLS Series amplifiers are professional stereo power amplifiers engineered to meet demanding audio requirements - reliably and within budget. Every XLS Series amplifi er is backed by Crown’s unequaled Three-Year, No-Fault, Fully Transferable Warranty that covers everything. With over five decades of experience designing and building rock-solid products, Crown is the standard in amplifier technology.

Features

• Reliable design incorporates many popular features.
• Housed in a rugged, all-steel 2U chassis.
• Efficient forced-air fan prevents excessive thermal buildup.
• Electronically balanced XLR inputs; touchproof binding post and Speakon outputs.
• Precision detented level controls, power switch, and four LEDs, which indicate clip for each channel, power and fault conditions.
• Three-Year, No-Fault, Fully-Transferable Warranty completely protects your investment and guarantees its specifications.

• Sensitivity (volts RMS) for full rated power at 4 ohms: XLS-402: 1.025V
• Frequency Response (at 1 watt) 20 Hz to 20kHz: ±0.75 dB.
• Phase Response (degrees at 1 watt): at 10 Hz: -10; at 20 kHz: +19
• Signal-to-Noise Ratio (20 Hz to 20 kHz); A-weighted, below rated power:100 dB; No weighting, below rated power: > 95 dB.
• Total Harmonic Distortion (THD) at full bandwidth power, from 20 Hz to 1 kHz: < 0.5%.
• Intermodulation Distortion (IMD): (60 Hz and 7 kHz at 4:1) from full rated output to –40 dB: < 0.3%.
• Damping Factor (8 ohm) 10 Hz to 400 Hz: >200.
• Crosstalk (below rated power) at 1 kHz: –82 dB. at 20 kHz: –58 dB.
• Voltage Gain (at maximum output): 31 dB.
• Load Impedance: Safe with all types of loads. Rated for 2 to 8 ohms per channel in Stereo, 8ohms in Bridge Mono.
• AC Line Voltage and Frequency Configurations Available (±10%): 120VAC/60 Hz and 230VAC/50 Hz.
• Level: Two front-panel, black rotary level controls, one for each channel.
• Power: Front-panel switch; on when in the UP position
• Circuit Breaker: Provides overload protection.
• Clip: Two front-panel red LEDs, one for each channel, illuminate when the channel's output signal is being overdriven.
• Power: Green front-panel LED indicates amplifi er has been turned on and AC power is available.
• Fault: Yellow front-panel LED illuminates when amplifi er is in protect mode. Also illuminates briefl y during normal power-up when amplifi er is fi rst switched on.