Re: [Discuss-gnuradio] Hilbert filter design gain low using gr_firdes::hilbert

2006-03-12 Thread Terry Barnaby
Terry Barnaby wrote: Hi, I note that the gr_firdes::hilbert() routine and hence the hilbert_fc process does not have a gain of 1 for low numbers of taps (gain of 0.3 for 155 taps). Is this correct ? Cheers Terry ___ Discuss-gnuradio mailing list

[Discuss-gnuradio] Hilbert filter design gain low using gr_firdes::hilbert

2006-03-10 Thread Terry Barnaby
Hi, I note that the gr_firdes::hilbert() routine and hence the hilbert_fc process does not have a gain of 1 for low numbers of taps (gain of 0.3 for 155 taps). Is this correct ? Cheers Terry ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.or

Re: [Discuss-gnuradio] Using GnuRadio API from C++

2005-11-10 Thread Terry Barnaby
Eric Blossom wrote: On Mon, Oct 03, 2005 at 02:58:36PM +0100, Terry Barnaby wrote: Hi Eric, Thanks for the info. I don't have an aversion to Python, we use it quite a lot. But our current project involves production of a real-time 24/7 semi-embedded system. It is good for ease of develo

Re: [Discuss-gnuradio] Implementation of a butterwork filter with GnuRadio

2005-10-21 Thread Terry Barnaby
Matt Ettus wrote: Terry Barnaby wrote: Hi, We are looking at using the GnuRadio system in a signal processing system we are designing. One of the requirements is for a butterworth filter. Does anyone have any sugestions on how to implement this using the GnuRadio system ? I note there is an

Re: [Discuss-gnuradio] Using GnuRadio API from C++

2005-10-03 Thread Terry Barnaby
Eric Blossom wrote: On Fri, Sep 30, 2005 at 09:34:47AM +0100, Terry Barnaby wrote: Hi, We are looking at using GnuRadio for a data processing project. The code will be developed in C++. We have played around with GnuRadio using the Python bindings and it seems to do the job we require quite

[Discuss-gnuradio] Using GnuRadio API from C++

2005-09-30 Thread Terry Barnaby
Hi, We are looking at using GnuRadio for a data processing project. The code will be developed in C++. We have played around with GnuRadio using the Python bindings and it seems to do the job we require quite well. However, we would need to use the GnuRadio data processing directly from C++. Ther

[Discuss-gnuradio] Implementation of a butterwork filter with GnuRadio

2005-09-28 Thread Terry Barnaby
Hi, We are looking at using the GnuRadio system in a signal processing system we are designing. One of the requirements is for a butterworth filter. Does anyone have any sugestions on how to implement this using the GnuRadio system ? I note there is an IIR filter implementation "gr_iir_filter_ff