Not sure about 30D...since I am not a canon user, but- f: F8 T G2 `8 e' x9 B: R& I
; |( ~6 V5 a1 m( a5 UFor most of the Cameras, this sound is simulated, and it can be turned off in setting manu.../ V3 K4 E7 Z/ z% B9 R" u, C$ o
3 l# i. a/ f% }
The shutter and reflective lense sound seldom as loud as what you hear. If yes, they would be damaged very soon.