Update: I think my HackRF is not faulty; I created a simple FM transmitter with GNU Radio and set the frequency to 2.0GHZ; But I think it may have a drift/offset problem, because on another SDR (receiver), I get that FM on about 14KHZ further !! (on 2.000.014.000 HZ)
Mehdi On Sat, Dec 5, 2015 at 11:16 AM, MA <[email protected]> wrote: > Hi > I'm trying to run a GPS simulator on my HackRF. > Here's the link to the project: https://github.com/osqzss/gps-sdr-sim > The author (and another user) have managed to run this successfully on a > HackRF (although he says HackRF has a problem of clock unstability, but it > still can be used) > He uses a 20dB attenuator at the output (with ANT500) and the signal > strength on his Android GPS diagnostics app is about 40. > I don't use an attenuator and still my signal strength rarely reaches 30 ! > What could be wrong with my HackRF? > FYI, I've installed a RF shield and a heatsink (bought from NooElec), but > I doubt they have anything to do with TX power. > > Thanks > Mehdi > >
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