Take the 2-minute tour ×
Super User is a question and answer site for computer enthusiasts and power users. It's 100% free, no registration required.

I have a Thinkpad Edge E535 Laptop and a Logitech G35 headet. When I use the microphone to record stuff there is a small humming/buzzing sound in the background when the laptop is plugged in to AC. There is no grounding on the power cord at all and the headset is usb.

Link to audio file http://dropcanvas.com/72gc6

share|improve this question

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.