I'd like to try various non-intrusive features (parameters) that could be calculated from speech recordings (no clean reference) to eliminate bad recordings before...

Receive IF Freq Selection for a Full-Duplex Transceiver

Started by jonmcleod2003 1 month ago3 replieslatest reply 1 month ago90 views
Hello,In a full duplex RF transceiver, what are the potential problems of a receive IF strip at a frequency that's equal to the separation between the transmit...

How to test my FFT implementation?

Started by bittersweet 2 months ago9 replieslatest reply 2 months ago162 views
Currently what I do is generate random floating point values, feed it to my implementation and fftw simultaneously and check if any bin has deviation beyond a threshold...

How can I calculate the doa for acoustic signals by applying the Music algorithm in MATLAB?

Started by Gerard123 2 months ago11 replieslatest reply 2 months ago128 views
Hi all, I'm trying to calculate the AoA and DOA of the received signals according to the Music method. And strangely, the final answer gives me the result in the...

Calculating the Effective bit resolution from a .WAV recording?

Started by Jaco Versfeld 2 months ago16 replieslatest reply 2 months ago111 views
Good day,I have various .WAV files of underwater recordings.  I used a ZOOM H1N recorder and a Hydrophone  ( to make the recordings....

Band-variable signals filtration - best approach

Started by Marcinstein 3 months ago17 replieslatest reply 2 months ago102 views
Dear forum Members,I have to design a filtration in wide 650 MHz band. Detection algorithm finds signals in this band and provides information like: start and stop...

Essential DSP Knowledge for Embedded Systems Engineers

Started by stephaneb 3 months ago4 replieslatest reply 2 months ago192 views
Hello all,would anyone in the DSPRelated community be interested and inspired to give a talk, possibly titled 'Essential DSP Knowledge for Embedded Systems Engineers' at...

What is the maximum output amplitude of an IIR filter?

Started by weetabixharry 3 months ago35 replieslatest reply 2 months ago142 views
When implementing a fixed-point digital filter, I need to think about overflow/saturation. For a FIR filter, the maximum +/- output values (OUTPUT+ and OUTPUT-) are...

Adding 45 degrees phase shift to a FIR bandpass

Started by wolf22 5 years ago14 replieslatest reply 3 months ago1224 views
Dear sirs, I have a question regarding the calculation of filter taps for a FIR bandpass filter with additional phase shift of approx. 45 degrees. Background: shortwave...

Dinner's ready!

Started by neirober 3 months ago4 replieslatest reply 3 months ago154 views
I may be the last one to know this trick, but if you turn on your computer speakers and type the following code in Matlab, it plays a gong sound: load gong.mat; sound(y) Silly,...

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