Harman CROWN XLS Série Manuel D'utilisation page 27

XLS Series Power Amplifiers
XLS Specifications
Operation Manual
Performance
Sensitivity (for full rated power at 8 ohms): 1.4 Vrms.
Frequency Response
(at 1 watt, 20 Hz to 20 kHz): +0 dB, –1 dB.
Signal-to-Noise Ratio
Rated as dBr to full rated 8Ω power output (A-Weighted):
XLS 1000 > 97 dB
XLS 1500, XLS 2000, XLS 2500 > 103 dB
Total Harmonic Distortion (THD): < 0.5%.
Intermodulation Distortion (IMD): (60 Hz and 7 kHz at 4:1) from full rated output to –30 dB: < 0.3%.
Damping Factor (8 ohm) 10 Hz to 400 Hz: >600.
Crosstalk (below rated 8 ohm power):
At 1kHz: >70dB
At 20kHz: >50dB
Input Impedance (nominal):
20 kilohms balanced, 10 kilohms unbalanced.
Load Impedance:
2 to 8 ohms per channel in Stereo, 4 to 8 ohms in Bridge Mono.
AC Line Voltage and Frequency
Configurations Available (±10%): 120 VAC 60 Hz, 100 VAC 50/60 Hz, 220 VAC 50 Hz, 230 VAC 50 Hz,
and 240 VAC 50 Hz.
Controls
Level: Two front-panel rotary level controls, one for each channel.
LCD Screen: Back-lit LCD allows for crossover configuration, amp mode configuration and clip compressor configuration.
Menu/Prev/Next: Three buttons located near the LCD screen that are used to configure and access the integrated
processing.
Power: Front-panel switch; on when in the IN position. Blue LED will illuminate when on.
Circuit Breaker: Back-panel breaker provides overload protection.
Integrated Processing
PureBand Crossover System
™
Crossover Filter: Linkwitz-Riley 24dB per octave.
Crossover Mode: Crossover (CH1=LPF, CH2=HPF), Low Pass (both channels LPF), High Pass (both channels HPF),
Bridge (LPF or HPF)
Peak Limiters: Channel independent clip limiter designed to provide maximum output while protecting
™
X
your loudspeakers.
Indicators
Signal Presence Indicators: Two green LEDs, one for each channel, illuminate when the channel's input signal
exceeds –40 dBu.
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