Not sure about 30D...since I am not a canon user, but. k8 A* n) l) o
9 a7 [7 ?" h6 G5 o" \! mFor most of the Cameras, this sound is simulated, and it can be turned off in setting manu... # T8 F% Z0 e7 j$ V, {1 T4 `, [' p _6 f2 O3 w9 B$ k2 B' o! x/ @
The shutter and reflective lense sound seldom as loud as what you hear. If yes, they would be damaged very soon.