On Fri, 27 Jan 2006 23:52:30 GMT, Shortwave Sportfishing
wrote:

i was in the math club in high school - '62/63 - and one of our
projects was to help program the mainframe at sylvania in danvers, ma.

with telephone jacks.

and ladders.

and vacuum tubes.

Analog or digital?

I remember when Heathkit was selling an analog computer kit sometime
back in the early 60s.