The Radio Gaúcha AM Guaíba Mast (also known as IPÊ Mast or as Antena do Parque Técnico Maurício Sirotsky Sobrinho) is the tallest man-made object in Brazil. The Radio Gaúcha AM Guaíba Mast is used by Radio Gaúcha for medium-wave broadcasting on 600 kHz with 100 kW. The mast is located in the city of Guaíba, in the metropolitan area of Porto Alegre, state of Rio Grande do Sul, at 30°05′34.01″S 51°18′31.78″W. It is a 230-metre (755 ft.) tall, ground-insulated guyed mast radiator, and a nearly perfect replica of Warsaw Radio Mast. The Radio Gaúcha AM Guaíba Mast was built in 1985/1986 to improve the transmissions of football matches.
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Radio Gaúcha AM Guaíba Mast Wikipedia(Text) CC BY-SA