Before 4ZZ could start broadcasting in 1975, a transmitter was ordered from the U.S. But after it was lost on the dock in New York, 4ZZ's chief engineer at the time Ross Dannecker built the station's first transmitter.
Tunisian smugglers protest police brutality
Much of southern Tunisia lives largely off illegal cross-border trade, with Libyan oil providing the majority of profits.
Unions are demanding job creation schemes, the lifting of an export tax imposed on goods, the easing of border controls and an inquiry into the "excessive use of force" by the police.