[time-nuts] NIST frequency doubler

michael taylor mctylr at gmail.com
Tue Jul 10 11:29:25 EDT 2007

On 7/7/07, Dr Bruce Griffiths <bruce.griffiths at xtra.co.nz> wrote:
> With suitable modifications to allow individual adjustement/selection of
> the bias for each JFET a pair of the more readily obtainable J310's can
> be substituted for the U431.

Vishay Siliconix U431 JFET pairs are available in single quantities
from www.newark.com for ~$8.

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