Secondo 10mfan queste sono le sonoritŕ di riferimento il Robusto(Fonte SaxontheWeb):

For the Category 2 "ROBUSTO" mouthpiece think:
Dexter Gordon on GO 1962
Gene Ammons on BOSS TENORS with Sonny Stitt 1960
Sonny Rollins WAY OUT WEST 1957
Johnny Griffin THE WAY YOU LOOK TONIGHT 1956
Chris Potter with Joe Lovano "FOUR" live
Josh Redman Quartet STRAIGHT AHEAD 1994
Seamus Blake THE FEELING OF JAZZ 2009
George Garzone FOUR'S AND TWO'S, FOUR'S AND TWO'S 1996
Booker Ervin GROOVIN HIGH from 1964
John Coltrane BLUE TRAIN 1957
Dexter Gordon LADYBIRD live 1964
Al Cohn I WANT TO BE HAPPY 1989
Brian Scanlon Big Phat Band CUT 'N' RUN
Frank Foster Quintet THE HEAT'S ON 1954
Sonny Rollins STRODE RODE from Saxophone Colossus 1956
Arnie Krakowsy-with Johnny Souza YOU'D BE SO NICE TO COME HOME TO
If you dig a classic straight ahead sound with power, punch and sizzle on top---you'll love my category 2 "ROBUSTO" mouthpiece.