Not sure about 30D...since I am not a canon user, but* H% r) w; b1 `" w. s% k) }
0 T: ~" `/ x6 P# _* z0 X/ y- O/ nFor most of the Cameras, this sound is simulated, and it can be turned off in setting manu..., x7 h {$ \2 y! y
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The shutter and reflective lense sound seldom as loud as what you hear. If yes, they would be damaged very soon.