Not sure about 30D...since I am not a canon user, but9 g2 T* b d, t+ h
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For most of the Cameras, this sound is simulated, and it can be turned off in setting manu... ; X5 |! X6 r. J: G) l1 b% X, T+ |* B4 |
The shutter and reflective lense sound seldom as loud as what you hear. If yes, they would be damaged very soon.