Most drummers play Samba by bouncing the ride cymbal. Wrong. The PDF teaches you the "Surdo" approach. The kick drum plays the low surdo pulse (beats 1 and 2 of a cut-time feel). The snare (turned off) plays the caixa repinique rhythm. The hi-hat simulates the tamborim .
At the foundation of almost all modern Brazilian popular music is the Surdo drum. A student using a groove book will first encounter the Surdo patterns. It is the bass drum, the anchor. the brazilian groove book pdf