In order to quiet down the noise coming from my Antec Sonata II I decided to invest in a new case fan. After some time checking various reviews I picked a Noctua NF-S12 and ordered it from Overclockers (at the same time as a new Corsair HX520W power supply and an Arctic Cooling Freezer 7 Pro CPU cooler). According to the marketing blurb the Noctua NF-S12 uses a...