Nick, check out a place in orange called The Solder Joint. Its a small little 2 way radio shop. Does cb radio stuff too. Their phone number is on their site.
heres their website: http://www.thesolderjoint.com/
and the address: 808 North Tustin Street, Orange, California 92867
He should be able to help you out in getting a SWR meter, or tuning your antenna (if that is what you are doing).
Otherwise check out HRO. (Ham Radio Outlet) im sure theyll have one for ya.