Re: [Discuss-gnuradio] Non-deterministic behavior in GNU Radio

2018-10-10 Thread Andrej Rode
On Tue, Oct 09, 2018 at 01:25:01PM +0200, Sylvain Munaut wrote: > I'm starting to wonder if having different precision version of the > kernels wouldn't make sense ... > Totally makes sense. For the case of approximation it might be sufficient to document the worst case error and measure the abs

Re: [Discuss-gnuradio] Non-deterministic behavior in GNU Radio

2018-10-10 Thread Sylvain Munaut
> Why do we have a normalized error instead of a absolute error threshold > at all? Welll because this is float ... only relative errors matter. If you have a signal between -1e6 and 1e6 , then an error or 0.1 is really not all that important. OTOH if your signal is -1 .. +1, then an error or 0

[Discuss-gnuradio] FOSDEM 2019: Free Software Radio Devroom CfP

2018-10-10 Thread Martin Braun
Dear friends and fans of software defined radio and free/open source radio topics in general, next year's FOSDEM (the free and open source developer's meeting in Brussels, Europe) will, once again, feature a track on Software Defined Radio and other radio-related topics. To better capture the broa

[Discuss-gnuradio] (no subject)

2018-10-10 Thread aa aa
When i am using Protocol Parser connected to Async CRC32 in check mode i am getting this error: ]: pmt_car: wrong_type : #f How can i filter Protocol Parser's output to just throw out all #f-s? PDU Filter just crashes with: ]: pmt_car: wrong_type : #f Version GNU Radio 3.7.11 reproducable on