[time-nuts] Symmetricom 5115A Phase Noise Allen Deviation TestSet on ePay

Luis Cupido cupido at mail.ua.pt
Wed Apr 7 10:32:16 EDT 2010


Hi Tom,

10log

I have no doubts that money=power...
from years of personal experience of little power ;-)

;-).

Luis Cupido.
ct1dmk.


Tom Holmes, N8ZM wrote:
> Hi Luis...
> 
> Is that based on 10Log, or 20Log?
> 
> I'm thinking Money = Power ;-).
> 
> Regards,
> 
> Tom Holmes, N8ZM
> Tipp City, OH
> EM79xx
> 
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> Behalf Of Luis Cupido
> Sent: Wednesday, April 07, 2010 9:36 AM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Symmetricom 5115A Phase Noise Allen Deviation
> TestSet on ePay
> 
> about 16dB down (I think).
> 
> :-)
> 
> lc
> ct1dmk.
> 
> 
> Steve Rooke wrote:
>> Ah! but is it cheaper than US $15,865.00?
>>
>> On 8 April 2010 01:05, Luis Cupido <cupido at mail.ua.pt> wrote:
>>> BTW,
>>>
>>> I have this recently developed for another application
>>>
>>> http://w3ref.cfn.ist.utl.pt/cupido/dl/050.jpg
>>>
>>> it has all it takes to make that type of instrument
>>> with all that performance or better.
>>> (2x100ms/s 16bit ADC, 40k FPGA and USB2 interface).
>>> (both clock and triggers can come externally from low PN
>>> sources)...
>>>
>>> 40ke Cyc III fpga has more than enough multipliers and etc
>>> for the sort of conversions and correlations needed...
>>> and the display and fancy interface would happen in the PC.
>>>
>>> Anyone feels attracted to do some coding ???
>>>
>>> Luis Cupido
>>> ct1dmk.
>>>
>>>
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>>
>>
> 
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