tran44      If you want best source of Transworld parts and Tech support, the buck stops here.   Services   MD Services - Mike Dodge Transworld X-Ray Parts and Tech support for the following machines: A1-5020 (325v), A1-7020 (625v), V1-4500 (vet 360), A1-4040 series (360v) which also includes V1-6000, A1-4010 & A1-4060, Tomographs, tables, tubestands & More......   Printed Circuit Boards PC Boards are available for all units. Choose any one of 3 options. 1. Send your PCB in for repair. 2. Get one of my stock PC Boards then send yours back after receiving mine. 3. Buy one of mine outright. Most PC Boards are $250 with exchange.