Originally Posted by gdubc
I have read of the sp120s making noise with certain fan controllers. Mine don't make that noise with a cheap bitfinix recon.
i have bitfenix hydra pro.maybe this is the problem?
Originally Posted by jameyscott
Turn them up until the noise stops. That's what I'd suggest. They won't sound loud if you keep them at a constant rate. The ear detects change is sounds better than the actual sound itself. Eventually, you won't even notice the sound.
if i have them at high speed they dont make that sound.i also tried with the low noise adapter but greeding is still there..maybe i sell both sp120fans and bitfenix hydra pro and stay with af140l connected to mobo.