[time-nuts] Do I have a defective thunderbolt?

Bruce Griffiths bruce.griffiths at xtra.co.nz
Fri Nov 19 00:31:20 UTC 2010


You've mixed up the backslashes used by Windows with the forward slashes 
expected on the WEB.

Links should be:
http://www.decampos.net/LH/LH1.png
<http://www.decampos.net/LH/LH2.png>http://www.decampos.net/LH/LH2.png

Bruce

Geraldo Lino de Campos wrote:
> For some reason, the links didn´t include the suffix png. The correct linkas
> are
> "www.decampos.net\LH\LH1.png"
> "www.decampos.net\LH\LH2.png"
>
>
> On Wed, Nov 17, 2010 at 2:21 PM, Geraldo Lino de Campos<
> geraldo at decampos.net>  wrote:
>
>    
>> I have a thunderbolt acquired from TAPR. Almost every time the number of
>> satellites change, there is an abrupt change in the DAC voltage – as high as
>> 1 mv, sometimes. See www.decampos.net\LH\LH1<http://www.decampos.net/LH/LH1>.png
>> - a graph with time constant 200 and Damping 4. Using much higher values
>> improve the situation, as can be seen in www.decampos.net\LH\LH2.png<http://www.decampos.net/LH/LH2.png>, time constant 1000 and damping 100 (note the change in the DAC scale), but
>> the jumps are still present.
>>
>> Is this normal, or I have a defective unit?
>>
>> The antenna is located in a window, with several buildings nearby, so the
>> change in the number of satellites is frequent.
>> --
>> ------------------------------------
>> geraldo at decampos.net
>>
>>      
>
>
>    




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