Forums Update, Tips and Tricks - Please Read!

Started by stephaneb 2 years ago10 replieslatest reply 2 weeks ago710 views
It's been a few months since the launch of the new forums.  Here are a few thoughts. The thumbsup and beer buttons    If there is one thing that could have a...

Methods to Characterize an Electrical-to-acoustic Transducer

Started by MichaelRW 1 day ago1 replylatest reply 1 day ago33 views
Hello,With the nonlinear response of typical electrical-to-acoustic transducers, what methods are available to characterize their nonlinear behaviour?.I have the...

Fourier Transform for a Chirp Signal

Started by yloecher 4 days ago7 replieslatest reply 3 days ago88 views
I was recently asked in a job interview to draw the Fourier Transform of a baseband chirp signal which "chirps" from -40 MHz to +40 MHz over some interval of...

A Mathematical Notation Suggestion

Started by Rick Lyons 1 week ago6 replieslatest reply 6 days ago119 views
At the risk of offending thousands of university professors, I have a suggestion for the IEEE journal/magazine Editors regarding signal processing manuscripts submitted...

Signal processing of an IVQ-3005 Radar Module

Started by andreahmed 7 days ago59 views
I'm going to use that module for detecting range, velocity and angle, for that radar.https://www.innosent.de/fileadmin/media/dokumente/datasheets/180222_Datenblatt_IVQ-3005.pdfSo...

Will a DSP be effective when 1 input into the DSP will eventually be outputed to 20 speakers in mono?

Started by kam_lime 2 weeks ago16 replieslatest reply 1 week ago60 views
The way my system works is that my receiver sends one (analog) input into my amp, then my amp will send that input to 20 channels (for 20 speakers). I would want...

Interpolated FIR filter group delay

Started by sunnyyates 1 week ago7 replieslatest reply 1 week ago69 views
I'm trying to design a digital low pass filter with a narrow transition band. My sampling rate is 25 kHz, the cut off frequency is 60 Hz & the transition band...

Does group delay only match real filter delay ONLY inside the passband?

Started by Mil1o 2 weeks ago3 replieslatest reply 1 week ago63 views
When filtering a sinusoid with an IIR filter (50 Hz cutoff- highpass filter, Fs=48K ) I observed that the group delay that matlab shows me does not match the...

"Software Receiver Design" Timing Recovery Question

Started by OnMyOwn 2 weeks ago4 replieslatest reply 2 weeks ago73 views
I got through the first 11 chapters of this book with no problems,but I am now stuck on the beginning of Chapter 12, "Timing Recovery."I'm attaching the page where...

Looking for Katja Vetter

Started by Rick Lyons 2 weeks ago4 replieslatest reply 2 weeks ago108 views
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