Why Can't I Find the Chirping Noise? -- Because of room acoustics, chirping sounds aren't easy to find. Almost no one is going to be able to tell which direction the chirping sound is coming from, until getting the ear within a foot or so - about half a meter. The way to find it, though, is to walk around and get close to possible sources of sound, like the furnace or the sump pump. With this kind of chirping, everything ...
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