Normaly The signal comming from the computer audio jack should not have any noise. But when i connect the signal to my oscilloscope i see a lot of noise in the signal. How to solve this ?

New contributor
Ivanov Ngassam is a new contributor to this site. Take care in asking for clarification, commenting, and answering. Check out our Code of Conduct.
up vote 1 down vote accepted

Computers' built-in sound devices are notoriously cheap & cheerful... & noisy.

The only real 'fix' would be to invest in a reputable outboard device, connected over USB.

Your Answer

Ivanov Ngassam is a new contributor. Be nice, and check out our Code of Conduct.

By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service, privacy policy and cookie policy, and that your continued use of the website is subject to these policies.

Not the answer you're looking for? Browse other questions tagged or ask your own question.