▁Low - level ▁systems ▁are ▁used ▁for ▁areas ▁as ▁large ▁as ▁an ▁entire ▁city , ▁or ▁as ▁small ▁as ▁a ▁single ▁building . ▁ ▁" High - level " ▁repe aters ▁are ▁placed ▁on ▁tall ▁to wers ▁or ▁mount aint ops ▁to ▁maxim ize ▁their ▁area ▁of ▁coverage . ▁With ▁these ▁systems , ▁users ▁with ▁low - power ed ▁rad ios ▁( such ▁as ▁hand - h eld ▁" walk ie - t alk ies ") ▁can ▁communicate ▁with ▁each ▁other ▁over ▁many ▁miles . ▁ ▁See ▁also ▁ ▁Broadcast ▁relay ▁station ▁for ▁broadcast ▁television ▁repe aters ▁▁ ▁Cell ular ▁repe ater ▁ ▁Mic row ave ▁radio ▁relay ▁ ▁Sign al ▁strength ▁in ▁tele communic ations ▁ ▁Re pe ater ▁lists ▁ ▁U H F ▁C B ▁Australia ▁– ▁U H F ▁C B ▁News , ▁Information , ▁Re pe ater ▁Loc ations ▁& ▁Sales . ▁U H F ▁C B ▁Australia ▁Support ing ▁and ▁expand ing ▁the ▁U H F ▁C B ▁network ▁ ▁References ▁ ▁Category : Radio ▁electron ics <0x0A> </s> ▁Geoff rey ▁Cow bridge ▁was ▁the ▁member ▁of ▁Parliament ▁for ▁Cr ick lade ▁in ▁the ▁Parliament ▁of ▁December ▁ 1 4 2 1 . ▁ ▁References ▁ ▁External ▁links ▁▁ ▁Category : M embers ▁of ▁the ▁Parliament ▁of ▁England ▁( pre - 1 7 0 7 ) ▁for ▁Cr ick lade ▁Category : English ▁MP s ▁December ▁ 1 4 2 1 ▁Category : Year ▁of ▁birth ▁unknown ▁Category : Year ▁of ▁death ▁unknown <0x0A> </s> ▁Newton ▁Ph el