[time-nuts] The 5MHz Sweet Spot

[Hal Murray]

> 1.  There is a theoretical QF product for quartz.  Being at 5 MHz  basically
> doubles your Q, all other things being equal. 

Doesn't that Q gain from the QF product go away if you have to PLL it up to 
10 MHz or 100 MHz which is what you really want?

[I was about to ask why not go to 1 MHz, but Bob Camp answered that already.]

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