Crown XLS 1000 Series, Service Manual

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NEW XLS series Overview Page 3 of 6
Additionally you can turn down the high pass channel by adjusting the input
Potentiometer and then you can drive the Low frequencies higher and not overwhelm the
mid’s and highs. So you can have full power delivered to the woofers and 4- 6 to 12dB
less delivered to the mid’s and highs. This is fully adjustable by varying the ch2 level
control.
Audio Precision 01/13/10 10:05:25 XLS2500 Cross over points skipping 3 for clarity
Crossover test.at27
Ch1 Low pass CH2 High pass (-)6dB at the selected frequency. adjusted ch2 pot
-24
-0
-22
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
d
B
r
B
-24
-0
-22
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
d
B
r
A
20 20k 50 100 200 500 1k 2k 5k 10k
Hz
Here I turned ch2 Pot down a couple of clicks for –4db
Crossover set at 500hz and ch2 pot adjusted down a little