27 Mar
2003
27 Mar
'03
2:52 a.m.
wiring panel where you had to plug in patch leads, and
a rotary dial
Does anyone have any ideas?
Here's a MiniVac 601 with its prominent spinning dial
http://userwww.sfsu.edu/~hl/c.minivac601.html
Here's the nearly cubic Heathkit EC-1
http://www.thocp.net/hardware/pictures/heathkit_analogue.jpg
These two were about the most common, if not one of these,
your professor's may have been a rare one. Of course they're
all rara now.
John A.
