Originally Posted by KarlCrafton
Right hand crashing hat, left hand hits cymbal as he puts his foot down to close hats.
plus phase shifter (or flanger) on the cymbals. sometimes the studio recordings were slowed down to create the swells on cymbals and boom on drums (When The Levee Breaks).
and even the big cymbal crash in the live version of No Quarter from The Song Remains The Same contains flange (or phase shifter). Dazed And Confused (from The Song Remains The Same is actually slowed down.