[time-nuts] time-nuts, frequency counters

Chuck Harris cfharris at erols.com
Thu Sep 27 09:42:50 UTC 2007


The simple answer, is it introduces another place for drift
to occur.  If the power supply that provides the current to
create the C-field drifts with temperature, component aging,
power line voltages, phases of the moon, ... your reference's
frequency will also drift.

-Chuck Harris

Peter Vince wrote:
> ); SAEximRunCond expanded to false
> Errors-To: time-nuts-bounces+cfharris=erols.com at febo.com RETRY
> 
> Hi Rick,
> 
>> Newer Rb units may use adjustment of the internal synthesizer
>> in place of modifying the C-field.  There are many disadvantages
>> to modifying the C-field.
> 
> I'm also relatively new to the area - could you please elaborate on 
> why modifying the C-field is a bad idea?
> 
> 	Thnaks,
> 
> 		Peter Vince
> 
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