Hello, Which version of GR are you running in Windows? Previous versions were not compatible with the filter designer.
Also, could you give us a screenshot of your GRC flow graph? Geof On Sat, Sep 22, 2018 at 17:41 jf.dev...@gmail.com <jf.dev...@gmail.com> wrote: > Hello > > > I 'm an old french Applied Physics Teacher and I try to use basic GRC > for my electronics students (2 first University years in a technical > Department) as a learning tool since 2016 > I use GRC under Pentoo Linux if I need to run HackRFone/osmocom > and/or DBTVstick/RTLSDR > and Windows7 if not because GRC under W7 doesn't run the source/sink > I'm not a computer expert evenif I practise a little Arduino and python > ( I was rised with Fortran/Pascal math computing a long time ago) > I choosed GRC as a free alternative to Labview too expensive and too > much to handle for DSP > > I tried to design a IIR Filter like an FIR with / delay / add/ sub > /multiply const/ blocks looped : failure > > I tried to run the IIR Filter block under W7 : failure > > > > > > > > > > > > > > > > > > > > > > > > > *Error 0: Block - blocks_add_xx_1 - Add(blocks_add_xx): Source - out(0): > Port is not connected. Error 1: Block - blocks_add_xx_1 - > Add(blocks_add_xx): Sink - in0(0): Port is not connected. Error 2: Block - > blocks_add_xx_1 - Add(blocks_add_xx): Sink - in1(1): Port is not connected. > Error 3: Block - blocks_add_xx_1 - Add(blocks_add_xx): Sink - in2(2): Port > is not connected. Error 4: Block - blocks_add_xx_1 - Add(blocks_add_xx): > Sink - in3(3): Port is not connected.* > > > I tried under W7 a python program > GNUR Radio Embedded Python Example 3 - IIR Filter > > Prepared by Dr. Aaron Scher > aaron.sc...@oit.edu > Oregon Institute of Technology > Failure > > The python block ask me for an editor > > > > > > > > > > > > > > > > > > > > > > > > > > > > > *Block paths: C:\Users\user\.grc_gnuradio C:\Program > Files\GNURadio-3.7\share\gnuradio\grc\blocks Loading: > "C:\Users\user\Desktop\RII_4_4.grc" >>> Done >>> Unable to load the default > editor. Please choose an editor. >>> No editor selected. >>> Unable to load > the default editor. Please choose an editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor. >>> Error opening an external > editor. Please select a different editor.* > > I tried to open Notepad and then the block is in an endless loop It > doen't ask for an other different editor evenif it's always a failure ! > > > Is there a simple working IIR Filter with taps ? > > Thank you for your insights > > > > > > ------------------------------ > jf.dev...@gmail.com > > > <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient> > Garanti > sans virus. www.avast.com > <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient> > <#m_9049703068822229182_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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