Ha ha a chance to use my limited college German of 25+ years ago:
"I have written a small tool which looks up via sonar frequencies. If anyone is interested ... {link}. Can somone post this in English. My English is 'durftig'. (no idea what the means)"
I have SC and not DW, but nice of you to share. With SCX the DB is so big that checking through profiles can be a pain.