[time-nuts] ADEV vs MDEV - using sound card

Lux, Jim (337C) james.p.lux at jpl.nasa.gov
Sun Feb 7 05:18:59 UTC 2010

On 2/6/10 6:02 PM, "Bruce Griffiths" <bruce.griffiths at xtra.co.nz> wrote:

JPL resorted to using  a commercial synthesiser set for an offset of
123Hz (to minimise spurs and other artifacts) in their 100MHz N channel
mixer system.

And that was chosen after a lot of experimentation to find the "sweet spot". Obviously, there's no special frequency, so you want to choose the one at which your gear works best.

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