Re: [Discuss-gnuradio] anyone know what is the theory of the implementation of pll_freqdet_cf

2019-01-11 Thread WarMonkey
Not sure. Just lock to one of them and another as interference. If interference after loop filtering is small (out of loop bandwidth) it can keep locking. 在 2019年1月11日星期五,wu jo 写道: > Hi, > thanks. i think i have figured out it from the source. i think this block > only works for a clean single f

Re: [Discuss-gnuradio] Single step a stream

2019-01-11 Thread Martin Braun
Keep in mind, with the multi-threaded scheduler you wouldn't end up in a deterministic state. Unless of course you only want to debug the state of your own block -- then you can do what WarMonkey suggested. -- M On Mon, Jan 7, 2019 at 11:43 AM Rudolf Wigblurr wrote: > Hi, > > Is it possible to

Re: [Discuss-gnuradio] problems with installation on ubuntu 18.04.1

2019-01-11 Thread Martin Braun
Is there more info in the build output further up? On Thu, Jan 10, 2019 at 4:48 PM Achilleas Anastasopoulos wrote: > Hi all, > > I needed to install gnuradio from source on an ubuntu 18.04.1 machine. > I followed the directions in > > https://kb.ettus.com/Building_and_Installing_the_USRP_Open-So

[Discuss-gnuradio] [announcement] 3.8 Feature Freeze in effect

2019-01-11 Thread Marcus Mueller
Hello bug-crushiest SDR community known to sentient beings across the universe, as of yesterday, the freeze on features to still make it into the GNU Radio 3.8.0.0 release is in effect. This means that the list of missing features is now closed; this by no means means that these are all implement

Re: [Discuss-gnuradio] [announcement] 3.8 Feature Freeze in effect

2019-01-11 Thread Martin Braun
On Fri, Jan 11, 2019 at 11:10 AM Marcus Mueller wrote: > * Replacing our log4cpp backend with something better: log4cpp is a > bad dependency, and we need to get rid of it. Also, multiple parties > mentioned they need better logging, so I'm currently implementing a > multi-producer, single-consum

Re: [Discuss-gnuradio] Regarding correlate access code-tag block

2019-01-11 Thread Cinaed Simson
On 1/10/19 10:01 PM, Maitry Raval wrote: > Hello, > > Ok, One more query, what is the purpose of the block unpack k=1 bit at output > of PSK demod block, because the meaning of unpack k=1 means byte to byte > conversion, right? It means unpack 1 bit from the byte. Since it was PSK - or 1 bit p

Re: [Discuss-gnuradio] Single step a stream

2019-01-11 Thread WarMonkey
Actually you can “freeze” execution and spying every thread with gdb, or just let sereval of them continue as your wish . Use data breakpoint can trap the exact point where abnormal happens. 在 2019年1月12日星期六,Martin Braun 写道: > Keep in mind, with the multi-threaded scheduler you wouldn't end up in

Re: [Discuss-gnuradio] symbol_sync_cc stuck when error too large (resulting d_avg_period goes negative)

2019-01-11 Thread WarMonkey
Yes I have already did all above. AGC and matched filter give little help, simply they just can’t **guarantee** TED output not out of range. I can reproduce this with usrp b210 and a 50R terminator at input. Some pulse will be produced when b210 starts or gain is changed. Recorded samples and flow

Re: [Discuss-gnuradio] problems with installation on ubuntu 18.04.1

2019-01-11 Thread Achilleas Anastasopoulos
I resolved all the issues with 3.7.13.4 Achilleas On Fri, Jan 11, 2019 at 3:37 PM Achilleas Anastasopoulos wrote: > Hi Martin, > > I resolved all the issues with 3.7.13.4 > > Achilleas > > On Fri, Jan 11, 2019 at 2:07 PM Martin Braun > wrote: > >> Is there more info in the build output further