What model Dynaco preamp do I have?

On the rear of the unit it says the Model# is PAS.

esjr4703-06-2013 9:32pm

rrog Details Discussions Posts This discussion Message User 1,958 posts 03-08-2013 at 06:11am Copy Comment URL Report Comment Edit Delete Mabonn, Why would it most likely be a PAS 3X and not a 2, 2X or 3?