Had to replace a motor on a Nottingham Spacedeck
Bad output transformer on a Music Reference RM9. Luckily Roger had a spare even though the amp was out of production
Bad output transformer on a Canary CA-160. These were monoblocks and the cost to repair was more than their value. I sold the pair back to Canary. Was not impressed with their customer service
Blown tweeter on a Silverline Sonata. Replaced with no drama
Bass driver went out on a Von Schweikert VR4. Albert sent one out promptly and a UPS label for the bad driver. Great customer service, RIP Albert