How can I add an echo to an audio file and control the SER (signal to echo ratio) with MATLAB?

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Seoungyook Youn on 9 Dec 2020

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Commented: Seoungyook Youn on 21 Dec 2020

Accepted Answer: Kiran Felix Robert

I can add echo to the audio through convolution. But I don't know how to adjust SER. What should I do?

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Kiran Felix Robert on 18 Dec 2020

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Hi Seoungyook,

You can adjust the scaling factor (Gain/Attenuation of the reflected signal) of the delayed signal to tune your Signal-to-Echo Ratio.

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Seoungyook Youn on 21 Dec 2020

Thank you for the answer.

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