Recently I found that there were a lot of noise coming from my PC speakers, and guitar amp. It makes high pitched, and bug like sound every second. Later I found that the noise is caused by my Toshiba laptop. The noise appears when the power is supplied by AC, and disappears when the laptop...

I just got my Focusrite Saffire but I'm not sure how to connect those to the PC speakers. It's got two(left and right) 1/4 mono output to connect to each of the studio monitor. However, my PC speaker only have one 3.5mm in. I have thought of Y splitters but they don't seem to fit as those are...

Good morning headfi, I currently own a HD650 and I need to feed them with a decent amp. Since I do recordings audio interface will be my choice. Right now I'm torn between Focusrite saffire 6 usb and Focusrite saffire LE (or pro 24). I'm not an engineer major but from the spec sheet of...

Hi, I've uploaded my profile picture a week ago and it still doesn't display. However I can see it on my User CP. Does anyone know why?

I've been messing around with headphone since I joint Headfi. I have owned AT CK9 before. And I own Sennheiser MX550, AT EW9, and a pair of audioengine A5 speakers currenty. Besides, I had the experience and chance to audition HD595, K601, and several IEM in some Hifi stores before. I probably...

hi folks~! I am planning to get a Kenwood DAP recently. But I'm a little worried about the battery life. Now, I've decided to buy either HD30GB9, HD30GA9 or HD20GA7. Does anyone know how long the player plays music? Pretend HD30GB9 and HD30GA9 play all Kenwood Loss Less file, and HD20GA7...

I'm going to buy a 4G or 8G card recently, for my Cowon D2, But here's the problem, does the type of card determines the speed of storing and reading? Because there are too many kind of SD cards. Sandisk Utlra, Extreme... So when I play music on my PMP with memory card, will the...