In the prior art, filters are provided in order to connect lines with which computers, for instance, or other electronic devices are connected for {HEAD ~ the purposes} of {TAIL ~ signal exchange} 
of
In the prior art , filters are provided in order to connect lines with which computers , for instance , or other electronic devices are connected for { HEAD ~ the purposes } of { TAIL ~ signal exchange }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL