There's a discussion of the '163'-type power cords here,
http://www.cs.ubc.ca/~hilpert/e/powerConn/index.html
hot and neutral were swapped depending on which "standard" was followed but
ground remained the same.
Chris
On June 26, 2016 7:59:10 AM CDT, "Dale H. Cook" <radiotest at juno.com>
wrote:
At 11:15 PM 6/25/2016, Mark J. Blair wrote:
I seem to recall encountering two different
pinouts of that connector
in equipment that has passed through my hands.
IIRC the ground lead may not be consistent. I have the non-HP-pinout
163 cords set aside, but I don't know how soon I will have a chance to
check them as medical problems are slowing me down.
Dale H. Cook, GR / HP Collector, Roanoke/Lynchburg, VA
http://plymouthcolony.net/starcity/radios/index.html
--
Chris Elmquist