Goal is to find the limits. The HackRF for example can do 8GHz per second
sweep. So lets consider that as example.
On Wednesday, May 1st, 2024 at 20:42, Olo via USRP-users
<usrp-users@lists.ettus.com> wrote:
> Would it be possible, with the USRP X310 with TwinRX (or two TwinRX units),
> to achieve the mentioned goal? If so, could you please explain the approach
> to accomplish this? Thank you.
>
> On Tuesday, April 30th, 2024 at 9:20, Olo <olo1...@protonmail.com> wrote:
>
>> Hi there,
>>
>> I'm USRP B210 for a project. I'm trying to make a sweep spectrum analyzer
>> that scans frequencies quickly. Currently, I'm tuning frequencies like this
>> (which is I think the main issue):
>>
>> tune_request
>>
>> =
>>
>> uhd.types.
>>
>> TuneRequest
>>
>> (
>>
>> self
>>
>> .steps
>>
>> [
>>
>> self
>>
>> .i
>>
>> ]
>>
>> ,
>>
>> 1.0
>>
>> )
>>
>> result
>>
>> =
>>
>> self
>>
>> .usrp_device.
>>
>> set_rx_freq
>>
>> (
>>
>> tune_request
>>
>> ,
>>
>> self
>>
>> .rx_info.ch
>>
>> )
>>
>> I'm programming it in PyQt, and I've created a stream like this:
>>
>> self.stream_cmd_start = uhd.types.StreamCMD(uhd.types.StreamMode.num_done)
>>
>> .
>>
>> (Because
>>
>> I've noticed that for a continuous stream, it takes eternity to retune.)
>>
>> Do you have any tips on how to do this faster? Any advice or code examples
>> would be really helpful.
>>
>> Thanks a lot,
>> Olo.
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