Released in 1966, the SM58 evolved from the Model 565 (image left) & has the exact same Unidy
Shure SM58 -
Released in 1966, the SM58 evolved from the Model 565 (image left) & has the exact same Unidyne III internal bits as the SM57. The SM58 was the first microphone to feature the Unisphere ball grille that has since become the standard grille shape for live vocal mic
10 Things You Might Not Know About the SM58 - Shure México
The History of the Shure SM58
The Shure SM58: From Flop to Top - zZounds Music Blog
History of the Shure SM58
10 Things You Might Not Know About the SM58 - Shure México
Shure SM58 Legendary Unidirectional Cardioid Dynamic Pro Vocal
Shure SM58 -
Released in 1966, the SM58 evolved from the Model
The History of the Shure SM58
10 Things You Might Not Know About the SM58 - Shure México
Shure SM58 USA Vintage 1966-1985