On Oct 4, 2014, at 6:39 PM, Marcus D. Leech wrote:
>>
>> On Oct 3, 2014, at 7:30 PM, Marcus D. Leech wrote:
>>
>>> If you put your flow-graph itself (.grc file) somewhere, or attach it, we
>>> can take a better look.
>>>
>>> What kind of comptuer? (OS, CPU/MEM specifics, etc).
>>>
>>>
>>>
>>> --
>>> Marcus Leech
>>> Principal Investigator
>>> Shirleys Bay Radio Astronomy Consortium
>>> http://www.sbrac.org
>>
>> Hi Marcus,
>>
>> Thanks. The .grc file is attached. Other details:
>>
>> o Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHz
>> o Memory 3GB
>> o OS 14.1 Ubuntu
>>
>> Cheers,
>> Dan
>>
>>
>>
> I've attached updates to your graph that should make it behave more
> rationally:
>
> 2Msps sample rate -- consistent with your programmed 1.7MHz analog bandwidth
> Deleted antenna spec in source block--it contained invalid specification
> Made the device address spec valid
> Moved things into user-changable variables: freq and gain
> Made both source and FFT use the "samp_rate" variable, so changing that
> variable will change both source and FFT sink
> Made FFT sink turn on averaging, and use "freq" variable to set center
> frequency
>
> I'd suggest looking it over carefully, and comparing against what you
> originally had.
>
>
>
> --
> Marcus Leech
> Principal Investigator
> Shirleys Bay Radio Astronomy Consortium
> http://www.sbrac.org
> <TVRX2.grc>
Hi Marcus,
Many thanks. We will give that a try.
Cheers,
Dan
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