"M3"? You'd be better off to post your question in uk.rec.radio.cb.

This is a NG for Radio Hams, of which company you are not a member.

"S C" wrote in message ...
I would be grateful if anyone could suggest or provide me with a circuit
diagram for a Homebrew ATU with SWR meter or circuit diagrans for these
seperately.

I hope to build one for use on the HF bands.

Many Thanks for your help

M3GBQ