Author Topic: Williams / Bally WPC Driver Board Upgrade  (Read 10990 times)

0 Members and 1 Guest are viewing this topic.

Offline FreePlay

  • Trade Count: (0)
  • ****
  • Forum Posts:
  • Lewisham, Sydney
Re: Williams / Bally WPC Driver Board Upgrade
« on: May 15, 2011, 10:43:17 AM »
I know everyone does it ( including me) but is it really necessary to replace the bridge rectifiers?