[Milsurplus] Re: More Russki / DC-AC invertrers
Marty Reynolds
cosmoline at aa4rm.ba-watch.org
Sat Jul 28 06:54:03 EDT 2007
> Here's a few more inverter schematics. Pretty simple - "MOPAs in the
> modern style"
>
good stuff Bob
1st url is the math foundation of the jobbies I've tried - both the
60W 'derringer style' & the 150w 'floor slabs.' Sure takes some
digesting, that.
Sorta 'reverse switchers' where instead of going fm 200vdc chopped
to 5V/12V/etc, u go fm 11V (after polarity prot'n) chopped to 160v
@ 20khz - rectify - then "H-bridge" & shape for 115vac rms.
I still don't see how they're so cheap. Note Fry's in ATL has a
250w continuous/400int for $14.50 this weekend
Marty
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