PT2353 View Datasheet(PDF) - Princeton Technology
Part Name
Description
Manufacturer
PT2353 Datasheet PDF : 17 Pages
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Tel: 886-2-66296288
Fax:886-2-29174598
URL:http://www.princeton.com.tw
Satellite + Subwoofer 3-Speaker System Electronics Crossover IC
PT2353
FILTER
The main channel of PT2353 includes the high pass filter which is used to filter out the main speaker’s
low frequency characteristics. The filtered signal is then combined with the subwoofer low pass filter
characteristics. This High Pass Filter is of Sallen Key Type with a pass band gain equivalent to 0dB.
Adjustment of the crossover frequency is made via the two external capacitors. Please refer to the
figure below.
C
C
CL1 CL2
LOUT/ROUT
CL3
Signal
－
In
+
REF
Subwoofer channel mixed from the Main Channel also uses the Sallen Key Type Low Pass Filter to
filter out the high frequency characteristics. Two external capacitors can be used to adjust the
crossover frequency. Please refer to the diagram below.
C1
REF
C2
SOUT
Signal
In
PT2353 V1.2
-8-
March, 2006
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