[sdiy] Improving LED response when driven from half-wave rectifier

[ChristianH]

Aha. Now we have learnt he has an iPad,
and he knows how to use it. At least somewhat ;-)

Chris



On Thu, 6 Sep 2012 12:59:02 -0400 Analog/DIY <itsfatmike at gmail.com>
wrote:

> 
> 
> Sent from my iPad
> 
> On Sep 6, 2012, at 8:23 AM, rburnett at richieburnett.co.uk wrote:
> 
> > Regarding using bi-colour LEDs to show bi-polar signals, and exponential scaling for brightness, etc....
> > 
> > Paul Maddox had a really neat bi-colour LED on one of his products at SynthDIY this year that blinked and throbbed in brightness to depict the chosen LFO waveform and rate.  All I know is that it was done with a handful of discrete PWM duty-ratios, but it certainly seemed to vary smoothly in brightness and was perceived as looking very organic and natural.
> > 
> > -Richie,
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