thanks david,its for a homebrew L match atu ive built,i want to fit twin needle meters to it,ive built 2 atu-100 kits,so far both have blewup,ive given up on them and am using the homebrew lmatch,it works faultless,here is a pic of a coupler from an old meter,it has 4 coils,what type is that?,cheers Paul.73
