Headphone Output: Lenovo L390

by IGNNE
in Audio

Lenovo L390 Yoga

My daily driver laptop for about everything for a few years now, running Linux.

00:1f.3 Audio device: Intel Corporation Cannon Point-LP High Definition Audio Controller (rev 11)

Data

12 kHz:

Null test:

Comment

Positive surprise. Noise floor is below -80 dB most of the time. I doubt it can go much lower with how noisy my general test setup is. Peak looks a tiny bit drawn out, which might indicate jitter, but I guess it is just an artifact from the FFT and the windowing function.