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From: | Daniel Estévez |
Subject: | Re: Problems with the Frequency Xlating FIR Filter |
Date: | Wed, 26 Jan 2022 21:03:52 +0100 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 |
Also, after running python3, you'll likely need to run from gnuradio.filter import firdes before running the firdes.low_pass(... instruction. El 26/1/22 a las 15:27, Marcus Müller escribió:
Hi Michelle,https://en.wikipedia.org/wiki/REPL : What Martin means is simply the Python language shell you get when you run `python3` in a console.Best regards, Marcus On 26.01.22 14:24, Michelle wrote:Good morning Martin, please can you explain to me what you mean by REPL? Thank you have a good day On 2022-01-25 05:04, Martin Braun wrote:Can you try running this in a REPL to see what the return value of firdes.lowpass(...) is?--MOn Tue, Jan 25, 2022 at 2:03 AM Michelle <mkprojects731@gmail.com> wrote:hello, I'm using a FIR filter and I have the error : "Param - Taps(taps): Expression None is invalid for type'complex_vector'." my taps is : firdes.low_pass ( 1, samp_rate, frec_carrier, 25000,firdes.WIN_HAMMING ) samp_rate and frec_carrier are both variables in my graph.I don't understand why I have an error. Please could you tell me what Iam doing wrong? Thank you.
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