A Anjalikrishna1985 New Member Feb 7, 2008 #1 sir, my doubt is that why we are using a premodulation filter in spread spectrum? or what is is the use of such a filter? please clarify my doubt anjali
sir, my doubt is that why we are using a premodulation filter in spread spectrum? or what is is the use of such a filter? please clarify my doubt anjali
mvs sarma Well-Known Member Feb 7, 2008 #3 It is a low or Band pass filter in AM and a Pre-emphasis in case of FM.