[time-nuts] [Fwd: Re: Racal 1992]

Ed Palmer ed_palmer at sasktel.net
Fri Aug 28 17:01:02 UTC 2009


Hi Jerry,

You're probably right.  Since they haven't given us any info it's 
dangerous to make assumptions.

Ed

gsteinba52 at aol.com wrote:
>  Can you really interpolate this information? Perhaps probable, but there is no guarantee that the tempco for this oscillator is going to be nicely linear.
>
> Jerry
>
>
>
>
> Hi Ed,
>
> I agree with you now that I have looked at it and only assumed that it
> was a typo by Racal, IE. missing out the per deg C but it could be
> interpreted as you say and that would give it superior temp stability
> as compared with the 04B.
>
>
> Cheers,
> Steve
>
> 2009/8/28 Ed Palmer <ed_palmer at sasktel.net>:
>   
>> Hi Steve,
>>
>> I don't know if this is a typo, but one of the copies of the 1991/1992
>> manual lists the 04E temperature performance as "<= 7 x 10e-9 over the range
>> of 0C to 50C". ?i.e. not per degree C. ?That would be the same as "<=1.4 e
>> -10 per degree C".
>>
>> Could that explain the apparent contradiction of superior construction and
>> inferior temperature performance? ?By the way, do you have any details on
>> the superior construction?
>>
>> Ed
>>     



More information about the time-nuts mailing list