Hi Antenna Masters...

I am going to use a plumber 1/2 copper tubing for a antenna on
372.5MHz.

Using 468/F, I get about 7.5 inches per leg of dipole.

How can I readjust the formula for the 1/2 inch copper?

I read someone that diameter of the tube starts playing a row in the
UHF band.

de KJ4UO