[Hackrf-dev] HackRF as a function generator

MA mehdideveloper at gmail.com
Sat Nov 21 14:57:06 EST 2015


Hi Dominic
Thank you. Can I connect HackRF's output directly to an oscilloscope? (in
TX mode, running osmocom_siggen)
I was worried whether connecting it (without using an antenna or dummy
load) would hurt HackRF's output.

Thanks
Mehdi


On Sun, Nov 15, 2015 at 9:20 PM, Dominic Spill <dominicgs at gmail.com> wrote:

> On 14 November 2015 at 09:56, MA <mehdideveloper at gmail.com> wrote:
> >
> > Can I use HackRF as a function generator?
>
> From a software point of view, it's very easy to accomplish.  If you
> want to use GNU Radio you can use the waveform generator block [1]
>
> > (The only thing I've found is "osmocomm_siggen" and a single page in
> > Michael's Recon2014 presentation, under "Baseband Expansion Board" title)
>
> From the hardware side, there is a header on HackRF (P9 on the right
> hand side of this image) which allows access to the baseband, giving
> you direct access to the output of the DACs (and input to the ADCs).
> The "Baseband Expansion Board" would be plugged in to that header to
> allow signals to be used without passing through the analogue
> front-end.  The expansion board would be used to mix the I and Q
> signals (and possibly offer some other features).
>
> Dominic
>
> [1]
> https://gnuradio.org/doc/doxygen/group__waveform__generators__blk.html#gac97c0f42ffb63f1265decceaaeab9177
> [2] https://i.imgur.com/og7TGVz.jpg
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://pairlist9.pair.net/pipermail/hackrf-dev/attachments/20151121/e225cea9/attachment.html>


More information about the HackRF-dev mailing list