The second signal came on 25 April 1974 at 12:20 a.m., when Rádio Renascença broadcast "Grândola, Vila Morena" (a song by Zeca Afonso, an influential political folk musician and singer who was banned from Portuguese radio at the time).
Selanjutnya, pada tanggal 25 April 1974 di 00:20, Radio Renascença siaran Grandola, Vila Morena, sebuah lagu oleh Zeca Afonso, seorang rakyat berpengaruh dan politik musisi-penyanyi dilarang di radio Portugis pada saat itu.