[sdiy] foolish DC level shift question
tom at electricdruid.net
Fri Jul 17 20:19:24 CEST 2015
It's only foolish if you *don't* ask.
On 17 Jul 2015, at 17:01, Colin Hinz <lists at meccanion.com> wrote:
> I did say it was a foolish question, right? Much thanks!!
> Back to remedial analog school for me, I guess.....
> - Colin
> On Fri, 17 Jul 2015, Richie Burnett wrote:
>> ---- Colin Hinz wrote ----
>>> Hey all,
>>> I've got an oscillator which has an AC-coupled output, and I want
>>> to level-shift it such that the minimum is always at 0 volts. I'm
>>> trying to think of a simple way of doing this and I'm coming up
>>> with nothin'. A couple of peculiarities of the signal:
>>> a) Amplitude can be up to 100 Vp-p, so obviously, no op-amp
>>> solutions here, and
>>> b) waveshape varies from sawtooth to something like an exponential
>>> Any ideas?
>>> thanks in advance,
>>> - Colin
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