What causes a chirp?

In loudspeakers.

ptss03-08-2017 9:08am

kalali Details Discussions Posts This discussion Message User 1,977 posts 03-08-2017 at 01:18pm Copy Comment URL Report Comment Edit Delete +1 on the bird inside the speaker, especially if its a ported design.
toddverrone Details Discussions Posts This discussion Message User 840 posts 03-08-2017 at 01:31pm Copy Comment URL Report Comment Edit Delete Crickets!
winoguy17 Details Discussions Posts This discussion Message User 1,140 posts 03-08-2017 at 01:45pm Copy Comment URL Report Comment Edit Delete C'mon, its a tweeter!
ncarv Details Discussions Posts This discussion Message User 983 posts 03-08-2017 at 03:58pm Copy Comment URL Report Comment Edit Delete You're a riot, Alice . . . A regular riot!
reubent Details Discussions Posts This discussion Message User 7,039 posts 03-08-2017 at 04:28pm Copy Comment URL Report Comment Edit Delete ptss, Do you have a solid state amp or a tube amp? Tubes going bad are notorious for producing funny noises, sometimes chirps. If you don't use tubes, a chirp could be a voicemail rubbing.