MP>Also I've been given an old(ish) PRS Custom 22 guitar which is fine but 
he
  >pickups squeal horribly at hi-gain settings? I think that they need 
otting
  >wax, is this possible to do by hand or is it a job for the repairer?
I hear it's for pros.  You could always replace them with Duncans, which
come potted, like most of my audiences.
Bravo on being given a PRS, btw!
 * SLMR 2.1a * Jesse Helms danced with J. Edgar Hoover.  Who led?
--- Maximus 3.01
---------------