[sdiy] More VCO fun

[Ian Fritz]

At 11:50 PM 12/7/2009, David G. Dixon wrote:
> > 3 -- The 2N4391 is *not* a low cutoff device.  The pinchoff is speced at 4
> > to10V, and the units I have are close to 10V.  The comparator output is
> > not -12V, it's closer to -11V, so the switch is *not* in deep depletion.
>
>The 2N5485 that I'm using is, however (-0.5V to -4.0V), which is probably
>what Achim was referring to.

He said explicitly that he was talking about mine. He hasn't seen yours.

Ian