> I've go the same lens and I must say I've not noticed it being
> exceptionally noisy, however, to be honest I've never used it in a
> very quite place either. I do find it hunts quite a bit at 300 mm if
> you are not in a well lit situation (I often end up going to MF) but
> I've not noticed it being loud.
>
> I'll test it out again tonight....
>
> Bates.....
>
The sound I'm hearing is definitely the IS and not the auto focus. If I
turn off IS, I don't hear the sound. It is a constant rapid clicking or
maybe grinding sound. Not sure how to describe it.
Thanks for your help.
BEK
>> Stay informed about: Noisy Canon 70-300 IS Zoom