I 2nd Audioclassics .com They are located In Vestal NY and have been there for decades they are excellent to deal with cant say enough great things about them.
CALL THEM 800-321-2834. I mean who still has a 800 number HAHA!
P.S. Ive owned my MC352 amp for 16 years and its never had a issue. Now thats QUALITY!
Ask for Mike Sastra
Matt M