replacing the transformer would require a pro to do it,
and would probably cost more than a new set, or not far short. Depending on how good they are.
( Moon Girl Technologies horrendous beanbag, Mon 8 Jun 2009, 22:16, archived)

This is what I was thinking
They aren't the best speakers and I've had them a while!
( Pickle Fairy is clumsily dancing away this fear, Mon 8 Jun 2009, 22:24, archived)