billdeg
Technician
Here is my page for the Donner 3500 computer. I have not yet cleaned it yet, or tested the tubes. It's similar to the Heathkit EC-1, except that the amplifiers are stored on cards one can remove to clean and repair. Kind of cool.
http://vintagecomputer.net/browse_thread.cfm?id=247
Bill
http://vintagecomputer.net/browse_thread.cfm?id=247
Bill