Skip wrote (edoted): > Not in reference to the Sigma 70-200, but not all HSM has > full time manual, nor is it always quiet. > I have the 17-35 f2.8-4 EX HSM, and it does not > have FTM, being micromotor HSM rather than ring, and it > sounds like a coffee grinder compared to my > Canon USM lenses. ------------------------------------------------------------ Skip, It should be near silent. I would send it back to Sigma. There is a non-HSM motor version, perhaps for some odd reason they mistakenly put in the wrong motor. I know it may sound crazy, but its just a thought as to what might be wrong. Peter K * **** ******* *********************************************************** * For list instructions, including unsubscribe, see: * http://www.a1.nl/phomepag/markerink/eos_list.htm ***********************************************************
