[time-nuts] Noisy varactor diodes
David
davidwhess at gmail.com
Tue Dec 18 22:02:20 UTC 2012
On Tue, 18 Dec 2012 16:51:02 -0500, paul swed <paulswedb at gmail.com>
wrote:
>John 2 with the same type of issue that is bad luck or simply age. Oh my do
>I for see this in my future?
>I would be willing to bet it exactly looks like your description. I like
>the fact that for $1.23 you can get something from digikey. I do tend to
>trust them and mouser.
>Regards
>Paul.
The character of the noise reminds me of popcorn noise in bipolar
transistors which is also often intermittent. It used to be a big
problem that they screened for only somewhat successfully until
contamination was reduced and surface passivation became ubiquitous.
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