In many flight decks, certain warnings trigger an unmistakable, rapid-fire chirping sound that cuts through radio chatter and engine noise. It is designed to be highly annoying so that crews cannot ignore it during high-stress situations. The sound is typically tied to urgent but non-fatal issues, like an autopilot disconnect or a specific system fault.
Heard on the job
I got the cricket right at rotation, looks like the autothrottle kicked off.