13 Dec
2004
13 Dec
'04
3:42 p.m.
Who would be using DC besides electro-platers?
Old elevators. Lots of old elevators.
New York City finally shut down its DC distribution about two years ago. A
friend at a large movie film printer showed me the fancy new rectifier in
place of the old DC panel.
William Donzelli
aw288(a)osfn.org