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 <[email protected]> wrote: > On 14 November 2015 at 09:56, MA <[email protected]> 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 >
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