JBL LSR28P - Performance Analysis; Overall Frequency Response

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OVERALL FREQUENCY RESPONSE
The response of both outputs from this crossover system are shown in the figure below.
A
UDIO PRECISION
&vs
Crossover Response
-30.00
-25.00
-20.00
-15.00
-10.00
-5.000
0.0
5.0000
10.000
LEVEL(dBu) 2-CHAN(dBu)
20 100 1k 10k 50k
FREQ(Hz)
Where the system under test shows a different result in a frequency response test using a +4dBu
input signal to the XLR connector with no DIP switches selected the source of the error can be
investigated by referring to the following sections.