Every story and comment from the Hacker News API, in a layout borrowed from 2001.
A comment on How earphone remotes (with play/skip buttons) work on a single wire. Parent comment
Microphone impedances start around 500 ohms, so if you go higher than that, you can't distinguish between a button and a working mic.
There are no comments on this comment yet.
Microphone impedances start around 500 ohms, so if you go higher than that, you can't distinguish between a button and a working mic.