[time-nuts] External clock for Analog to Digital Converter in GPS Rx front-end

Dr Bruce Griffiths bruce.griffiths at xtra.co.nz
Fri Mar 2 18:30:30 EST 2007


John Miles wrote:
>> You can easily add noise to a sinewave, for example a hybrid combiner
>> can be used to combine the output of a sinewave generator and a noise
>> source.
>>     
>
> That's just going to create AM noise, isn't it?  He wants jitter (phase
> modulation), I believe.
>
> -- john, KE5FX
>
>
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>   
John

Since the sinewave has a finite slope at the zero crossing AM noise 
produces PM noise on the output of a comparator.

Bruce



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