The older analog drives can be replaced with another. (And those drives are obsolete...1387 DC or 914 AC). You can still get them repaired.

The digital drives are another story. They "Talk" with the control and are not discreetly operated.


It Don't mean a thing if it aint got that swing.

Cool, Free, Johnny Smith courtesy of NPR..HERE
http://www.npr.org/ramfiles/asc/asc25.smith.asx