[sdiy] "trigger to gate" or even better; pulse-to-CV

[Harry Bissell Jr]

If the signal is made by a piezo bender, you can
integrate the output and it would give a signal
propoetional to the bending (and unbending)... BUT
you'd need to reset that integrator every now and then
because it will drift

H^) harry


--- Richard Arntzen <richarnt at frisurf.no> wrote:
> Hi.
> 
> Getting closer to converting my EWI into a CV
> controller - now the last
> wished feature:
> 
> A bite controller (mouthpiece of Akai EWI) gives a
> positive pulse when I
> clench my teeth and a negative pulse when I open
> them again. Now I'd love
> for it to give a DC signal that increases when I
> clench and decreases when I
> open...but how..? Clever set-up of S/H's? I have
> seen some gate-to-triggers
> and even a scan of a scribble that supposedly was a
> trigger-to-gate, but it
> wasn't easy to figure out up and down...
> 
> Anyone with ideas?
> 
> Regards
> 
> Richard
> 
> 
>