RTTQ-C68 臺區串戶儀主機(ji)負責(ze)發(fa)(fa)(fa)送(song)(song)電(dian)(dian)(dian)力載波信(xin)(xin)息、檢測(ce)電(dian)(dian)(dian)流脈沖(chong)信(xin)(xin)號(hao),根(gen)據(ju)主機(ji)接入的(de)(de)電(dian)(dian)(dian)參信(xin)(xin)號(hao)以及(ji)檢測(ce)到(dao)的(de)(de)電(dian)(dian)(dian)流脈沖(chong)信(xin)(xin)號(hao)來(lai)判定分機(ji)所處的(de)(de)位置情況。分機(ji)負責(ze)接收主機(ji)發(fa)(fa)(fa)送(song)(song)來(lai)的(de)(de)電(dian)(dian)(dian)力載波信(xin)(xin)號(hao),根(gen)據(ju)需要發(fa)(fa)(fa)送(song)(song)脈沖(chong)電(dian)(dian)(dian)流,并(bing)接收主機(ji)的(de)(de)應(ying)答信(xin)(xin)息,對主機(ji)返(fan)回的(de)(de)信(xin)(xin)息進行顯示。