kan, in die gewone loop van die verrigting van daardie werksaamhede, na ân sein of radiofrekwensiespektrum met betrekking tot ân onregstreekse kommunikasie wat oor radio versend word, meeluister waar dit redelikerwys nodig is vir daardie werknemer om na daardie sein of radiofrekwensiespektrum mee te luister vir die doeleindes van die identifisering, isolering of voorkoming van ân ongemagtigde of steurende gebruik van sodanige sein of frekwensie of van ân versending.ââ.
may, in the ordinary course of the performance of those functions, monitor a signal or radio frequency spectrum relating to an indirect communication which is transmitted over radio, where it is reasonably necessary for that employee to monitor that signal or radio frequency spectrum for purposes of identifying, isolating or preventing an unauthorised or interfering use of such a signal or frequency or of a transmission.