noise

LOVE my new Equinox 600, but every once in a while, when I turn it on, I get constant noise chatter, like Morse Code signals. What setting must I use to tune this out? Thanks in advance. :icon_scratch:

Hi, I'm new to prospecting & metal detecting, but I've designed a metal detector & built a few versions. I'm interested in exchanging field noise voltage density per m^2 (nV/√Hz/m^2) measurements at various locations? I don't have much so far, just a few locations out here in the noisy city, but...