Try decimating after the filter, before you start computing log10 at the input rate. There's no need to do those calculations at the original
sample rate once you've computing complex-to-mag**2 and filtered. On 2014-08-06 10:30, rejunte wrote: > Tried that, but still ocurring overflow. > > Another thing I had was that on my computer I was using a > > complex to mag^2 -> single pole IIR filter -> log10 -> multiply const (10) > to measure the signal strength > > that is also causing overflow on the single board computer. If I put a RMS > block instead, no overflow occurs. > > -- > View this message in context: > http://gnuradio.4.n7.nabble.com/gnuradio-on-ubuntu-touch-tp49315p49807.html > [1] > Sent from the GnuRadio mailing list archive at Nabble.com. > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio [2] Links: ------ [1] http://gnuradio.4.n7.nabble.com/gnuradio-on-ubuntu-touch-tp49315p49807.html [2] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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