[time-nuts] CSAC purchase

Bob kb8tq kb8tq at n1k.org
Mon Jan 22 15:43:58 EST 2018


For something portable, the good old RBXO approach might well be worth 


> On Jan 22, 2018, at 3:05 PM, Ronald Held <ronaldheld at gmail.com> wrote:
> Magnus:
>   I wanted one since they were announced in 2005, AFAIR. Incorporated
> into a watch was my first choice, but that price is out of range.  A
> portable old cell phone size version  is next.
>  Ronald
> What exactly motivated specifically CSAC for you?
> There might be other cheaper alternatives to your problem.
> For me CSAC solves a problem within very specific set of parameters,
> where low power consumption is one of them. Depending on the actual
> details of the application a TCXO might be a better choice, or even some
> OCXOs.
> It's not that I want to deny you the fun of toying with CSAC, I have
> three myself, but if you don't really need what it is good for, other
> choices might be better. Also, the one place for such advice is for sure
> this email list where a lot of experience is gathered and ready to share.
> Cheers,
> Magnus
> Bob:
>   OCXO and TCXO are larger then the CSAC?  How much more power would
> they need to get within a factor of ten to the 1.5s/1000 years?
>                     Ronald
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