[time-nuts] X72 Rb units, any experience ?

Bob Camp lists at rtty.us
Mon Aug 22 21:58:48 UTC 2011


Hi

The X72 may run a DDS to do it's output. 

Bob

On Aug 22, 2011, at 4:18 PM, Magnus Danielson wrote:

> On 22/08/11 22:07, Poul-Henning Kamp wrote:
>> In message<BLU125-W414D2DF78A487E3AFF8ADCE2F0 at phx.gbl>, Mark Sims writes:
>>> 
>>> I have a couple of the horrid little beasties...  the sine wave
>>> output is really nasty.
>> 
>> Nasty in what way ?  Noise ?
> 
> Reminds me. Friends of mine had problem with a new rubidium. They had more jitter than the phase-noise motivated. It prooved to be the 100 MHz pumping of the rubidium lamp that broke through, which was obvious when scoping the signal. It wasn't a X72, but it was a small rubidium.
> 
> Cheers,
> Magnus
> 
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