Marty! This is the big one, the one I’ve been waiting for all my life!
Teardown of the classic Data IO Unisite Universal Programmer from the 1980’s, with a typical configuration selling for $35,000
It stayed in production for over 20 years.
Forum HERE
http://www.dataio.com/Company/About-Data-I-O/40th-Anniversary/1980s
http://dataioinfo.dataio.com/support/manuals.asp
http://www.paulswan.me/arcade/DataIOUnisite.htm
http://matthieu.benoit.free.fr/dataio_unisite_programmer.htm
UPDATE: From one of the original designers!
Podcast: Download