Re: oscilloscope suggestions

Hi Daniel,
Jean-Michel Friedt has worked on this:
* https://github.com/jmfriedt/gr-oscilloscope38
*
https://archive.fosdem.org/2020/schedule/event/fsr_software_defined_radio_based_scientific_instrumentation/attachments/slides/3895/export/events/attachments/fsr_software_defined_radio_based_scientific_instrumentation/slides/3895/fosdem2020_instrumentation.pdf.

Regards,
Martin




On 12.10.20 13:33, Fabian Schwartau wrote:
> Hi Daniel,
>
> You can probably do that with GNURadio, I mean you can use the basic
> processing and display blocks in any Python/C++ (and probably others)
> program. But as far as I know there is not much software in GNURadio to
> interface the multitude of devices out there.
> You should check out (lib)sigrok and Pulseview. This is a library and a
> GUI exactly for this purpose (and others) and they support a ton of
> devices. Interestingly there seems to be (20 second google search) no
> direct interface between sigrok and GNURadio (except for pipes/files I
> guess) - this could make a nice project which would add a lot of value
> to GNURadio (I imagine a sigrok block in GNURadio, which can be
> configured to capture stuff from all the supported devices or send a
> data stream to them - sigrok can also control instruments like frequency
> generators, ...).
> However, I think you can do it, but GNURadio is not the right tool for that.
>
> Regards,
> Fabian
>
> Am 12.10.20 um 13:20 schrieb Daniel Pocock:
>>
>> Oscilloscopes have changed a lot in recent years
>>
>> Has anybody used GNU Radio to make a basic oscilloscope?
>>
>> There are many generic ADC to USB devices now, some are purpose-built
>> for use as an oscilloscope. Has anybody tried any of them in a pure
>> free software environment, either with GNU Radio or other software?
>> Examples[1] on eBay.
>>
>> There have also been some open hardware projects like ScopeFun[2], has
>> anybody tried it? They sell[3] it for $750 and the software is all
>> free, open source.
>>
>> This area is probably quite interesting for hams, hobbyists and students
>> who don't have money or space for full size lab equipment.
>>
>> Please note I'm not only interested in RF-oriented analysis here, some
>> people may simply want to analyze their audio signals, Arduino PWM
>> outputs or some other things below RF.
>>
>> This could also be a useful topic for one of the proposed GNU Radio
>> amateur radio workshops.
>>
>> Regards,
>>
>> Daniel
>>
>>
>> 1. https://www.ebay.co.uk/sch/i.html?_nkw=usb+oscilloscope
>> 2. https://www.scopefun.com/
>> 3. https://www.crowdsupply.com/scopefun/open-source-instrumentation
>>
>
>

--
Martin Striegel, M.Sc.
Department Hardware Security
Fraunhofer Institute for Applied and Integrated Security AISEC

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Fax +49 89 32299 86 299

martin.striegel@aisec.fraunhofer.de

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