Wesley Moore (Yallara) wrote:

> I think I will give the diode idea a bash first as it's the easiest
> and I'm pretty sure this will be enough as the display isn't too far
> off as it is, just needs a little more oomph.

  Use silicon signal diodes, *not* power diodes which don't work at
frequencies much above 1 KHz.
--
  Cheers,
        Paul B.