-> Well, that's how med science progresses and without those gross
-> experiments lotsa us would have fallen off our perches years ago.
Yeah, but a "Man Engine?"  URK!
-> B Boveri also supply the railroad 1500v dc steel tank pumped
-> rectifiers
What the heck is THAT?  Sounds ominous!
-> 50 cycles, three or six phase. I *imagine* that the contacts were
-> carbon and that the synchronising was such that overlap, put most of
-> the sparking on the transformer primary circuit, the LV side contacts
-> moving at zero current.
Jeeze, I think I need a diagram.....  SIX phase syncronous zero
crossing makes my HEAD HURT!  What drove the contacts?
-> Here, auto radios were a novelty until about 1946. The synch and
-> asynch vibrators, were standard then.
I had a 1937 Chevy sedan that had a "Factory" radio in it.  I suspect
all of them were actually dealer installed, but it had been in it since
new.
 ^..^
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