[sdiy] ceramic capacitor voltage rating

[Dave Manley]

John Luciani wrote:
> Another would be
> percent capacitance change versus DC bias voltage. 
I was unaware of this dependency until a week ago or so when I stumbled 
on an EDN Design Idea that used DC bias of a cap as the tunable element 
for a simple VCO:

http://www.edn.com/article/CA282637.html

-Dave