Re: gr-iqbal, gr-fosphor, gr-osmosdr updated to Gnuradio 3.8

2020-01-08 Thread Sylvain Munaut
> We use pkgconfig(gr-iqbal) style BuildRequires in our rpm spec files for > installation during package builds where we can and are somewhat > confused as to why you did this. Because GR 3.8 doesn't use .pc files to determine which path to include and which libs are needed to build and I don't li

GRC General Comment & Question

2020-01-08 Thread GNU Radio, the Free & Open-Source Toolkit for Software Radio
Good morning Marcus, and to the other erudite, frequent contributors to this e-mail list.  I'm far from a subject matter expert on the GNU Radio Companion (GRC) but consider it to be one of the best examples of a user-friendly, mouse-driven, object-oriented programming environment.  My hat's of

Re: GRC General Comment & Question

2020-01-08 Thread CEL
Dear John, you mean an external device that can interact with GNU Radio's sample streams? Well, I'd say it's not very hard per se – all you need is to write a driver for that device. That driver needs to have an interface that you can use to transmit samples from your PC to the device, or get sam

Re: GRC General Comment & Question

2020-01-08 Thread GNU Radio, the Free & Open-Source Toolkit for Software Radio
On 1/8/20 7:14 AM, Müller, Marcus (CEL) wrote: Dear John, you mean an external device that can interact with GNU Radio's sample streams? Well, I'd say it's not very hard per se – all you need is to write a driver for that device. That driver needs to have an interface that you can use to transm

Re: GnuRadio 3.9 : from gnuradio import channels issue

2020-01-08 Thread Christophe Seguinot
I working under Ubntu 18.04 and finally discovered that the issue was related to the existence of 2 locations for my python3 dist-packages: /usr/local/lib/python3.6/dist-packages/gnuradio/gr /usr/local/lib/python3/dist-packages/gnuradio/gr (the latest

Re: GRC General Comment & Question

2020-01-08 Thread Derek Kozel
Hi John, If there's already a C++ or Python driver (or one that can be easily wrapped/called by one of those languages) then the additional code (an Out Of Tree module) to expose the device into GRC is usually very straightforward. I've done a few hardware devices now from DC power supplies up to

Re: gr-iqbal, gr-fosphor, gr-osmosdr updated to Gnuradio 3.8

2020-01-08 Thread Philip Balister
On 1/8/20 3:07 AM, Sylvain Munaut wrote: >> We use pkgconfig(gr-iqbal) style BuildRequires in our rpm spec files for >> installation during package builds where we can and are somewhat >> confused as to why you did this. > > Because GR 3.8 doesn't use .pc files to determine which path to > include

Re: gr-iqbal, gr-fosphor, gr-osmosdr updated to Gnuradio 3.8

2020-01-08 Thread Andrej Rode
Hi Phil, > > > > You either need to make and host your own, or download from the > > github mirror ( https://github.com/osmocom/gr-iqbal/releases ) > > Standard warning, github is known to regenerate tarballs with > different contents that lead to sha has mismatches with time making > it har

Re: gr-iqbal, gr-fosphor, gr-osmosdr updated to Gnuradio 3.8

2020-01-08 Thread CEL
Jep; that's why I also upload all GNU Radio release tarballs to github. Cheers Marcus On Wed, 2020-01-08 at 17:59 +0100, Andrej Rode wrote: > Hi Phil, > > > > > You either need to make and host your own, or download from the > > > github mirror ( https://github.com/osmocom/gr-iqbal/releases )

Ideas for Dissertation Topics

2020-01-08 Thread Tellrell White
Hello All I'm in the process of trying to figure out a topic for my dissertation and I figured I would come here since this forum has provided much help for me throughout the years. I've done research involving spectrum sensing, physical layer security and I'm currently looking into lpi/lpd communi

FSK and Timing Recovery Questions

2020-01-08 Thread Alex Roberts
Hello Mailing List, Happy New Year! I've been playing around with this ( http://aaronscher.com/GNU_Radio_Companion_Collection/Audio_Modem_loop_back_test_FSK.html) FSK audio modem and have a few issues/questions. 1) Is the PFB block the way to go for FSK timing recovery? I have issues where if I

Wrong values with IIR_Filter in my OOT-Module design

2020-01-08 Thread Laura Arjona
Hi community! First, thanks for dedicating time to help me I have a problem with using an *IIR filter* in my OOT module, which cannot solve I get different outputs using the a)IIR_filter in grc and b)using the filter as a block in my OOT module. A nd the outputs I get with b) are wrong. Any adv

Re: Wrong values with IIR_Filter in my OOT-Module design

2020-01-08 Thread Laura Arjona
Forgot to say that I get the same values when I pass samples one by one from my OOT block to the filter (instead of passing them in vectors of 8 samples) On Wed, Jan 8, 2020 at 2:24 PM Laura Arjona wrote: > Hi community! First, thanks for dedicating time to help me > > I have a problem with usin