▁Broadcast ing ▁Control ▁Board ▁in ▁the ▁ 1 9 7 0 s . ▁The ▁engineering ▁function ▁in ▁some ▁cases ▁was ▁handled ▁by ▁the ▁National ▁Trans mission ▁Author ity ▁when ▁the ▁Post ▁Office ▁ceased ▁being ▁responsible ▁for ▁tele communic ations . ▁ ▁On ▁ 1 ▁July ▁ 2 0 0 5 , ▁the ▁Australian ▁Communic ations ▁and ▁Media ▁Author ity ▁( AC MA ) ▁brought ▁together ▁the ▁Australian ▁Broadcast ing ▁Author ity ▁( AB A ) ▁and ▁the ▁Australian ▁Communic ations ▁Author ity ▁( AC A ) ▁. ▁ ▁See ▁also ▁ ▁C ensor ship ▁in ▁Australia ▁ ▁Category : B road cast ing ▁in ▁Australia ▁Category : 2 0 0 5 ▁dis est ab lish ments ▁in ▁Australia ▁Category : B road cast ing ▁authorities <0x0A> </s> ▁A ▁ch ains aw ▁is ▁a ▁port able ▁motor ized ▁saw . ▁ ▁Ch ains aw ▁may ▁also ▁refer ▁to : ▁ ▁People ▁Ch ains aw ▁Al , ▁nick name ▁for ▁the ▁corpor ate ▁executive ▁Albert ▁J . ▁Dun lap ▁( born ▁ 1 9 3 7 ) ▁Ch ains aw , ▁female ▁wrest ler , ▁one ▁half ▁of ▁a ▁tag - team ▁with ▁partner ▁S pi ke ▁called ▁" The ▁He avy ▁Metal ▁Sister s " ▁from ▁the ▁G orge ous ▁Lad ies ▁of ▁Wrestling ▁Ch ains aw , ▁a ▁gra ff iti ▁artist ▁better ▁known ▁as ▁OR F N ▁Ch ains aw ▁Charlie , ▁later ▁stage ▁name ▁for ▁professional ▁wrest ler ▁Terry ▁F unk ▁( born ▁ 1 9 4 4 ) ▁Ch ains