I took my Classe preamp to Harve's Electronics Inc. in Ann Arbor Michigan some years back for repair. They did an excellent job. The folks at Overture Audio use them when they need repairs, and suggested them to me.
They have a website with phone numbers. Send them an email or call to see if they will work on your items.
www.harves.tv Best of luck in your search.
They have a website with phone numbers. Send them an email or call to see if they will work on your items.
www.harves.tv Best of luck in your search.