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CMX838D1 View Datasheet(PDF) - MX-COM Inc

Part Name
Description
MFG CO.
'CMX838D1' PDF : 70 Pages View PDF
FRS/PMR446/GMRS Family Radio Processor
15
CMX838 Advance Information
4.1.4 Deemphasis
Figure 10 shows magnitude response for the Deemphasis Filter. This filter precedes the Rx Audio Level
Control and is generally required to process Rx audio.
15
10
5
0
-5
-10
-15
-20
100
1000
Frequency (Hz)
Figure 10: Magnitude response of deemphasis filter.
10000
4.1.5 Transmit Audio Path
Overall magnitude response for the transmit audio path for wideband and narrowband with preemphasis is
shown in Figure 11.
20
WIDE BAND
0
NARROW BAND
-20
-40
-60
-80
100
1000
10000
Frequency (Hz)
Figure 11: Transmit audio path frequency response with preemphasis.
¤2001 MX-COM, Inc.
www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 20480221.002
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.
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