Crown XL Series User Manual

XLS Series Power Amplifi ers
Operation Manual
page 9
4 Operation
4.2 Front Panel Controls
and Indicators
A. Cooling Vents
Front-to-rear forced airfl ow.
B. Level Controls
Two black rotary level controls, one for
each channel.
C. Clip Indicators
Two red LEDs, one for each channel, illu-
minate when the channel’s output signal is
being overdriven.
D. Power Indicator
Green LED indicates amplifi er has been
turned on and AC power is available.
E. Fault Indicator
Yellow 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.
F. Power Switch
Amplifi er is on when the switch is in the
UP position.
Figure 4.1 Front Panel Controls
and Indicators

Crown XL Series Specifications

General

Total Harmonic Distortion	<0.5%
Channels	2
Voltage Gain	32dB
Power Output (per channel at 4 ohms)	Varies by model. See individual model specifications (XL1000, XL1500, XL2000, XL2500)
Power Output (per channel at 8 ohms)	Varies by model. See individual model specifications (XL1000, XL1500, XL2000, XL2500)
Frequency Response	20Hz - 20kHz
Signal to Noise Ratio	>100 dB
Input Sensitivity	1.4V
Weight	Varies by model. See individual model specifications (XL1000, XL1500, XL2000, XL2500)
2 Ohm Stereo (per channel)	Varies by model. See individual model specifications (XL1000, XL1500, XL2000, XL2500)
8 Ohm Bridged-Mono	Varies by model. See individual model specifications (XL1000, XL1500, XL2000, XL2500)
4 Ohm Bridged-Mono	Varies by model. See individual model specifications (XL1000, XL1500, XL2000, XL2500)
Input Impedance	20 kOhms
Cooling	Forced-air cooling