spamtrap1888 wrote:
On Dec 7, 4:04 pm, klem kedidelhopper
wrote:


Years ago when I worked on military aircraft electronics we would
sometimes connect the lab clock up to the 115V 400 HZ supply. Who says
time doesn't fly on a Friday afternoon....Lenny


In my youth I often puzzled why HP test equipment was rated to work
off 400 Hz -- why did the Air Force use that?
everything was smaller at those frequencies..

smaller and lighter.


Jamie