Questions tagged [stereo-signal]
The stereo-signal tag has no usage guidance.
6
questions
0
votes
1answer
55 views
Averaging two channels with Python
I am trying to convert a stereo audio into a mono one by averaging both channels with Python.
My audio is stored in sound and I calculate the average using ...
2
votes
1answer
45 views
Beyond "mid-side": decompose an audio stereo recording (coincident microphones) into Mid + 45° + 90°
Context: I have done in the past stereo recordings in XY position (coincident microphones):
from a source far from at least 20 meters (example: piano in a big reverberant building).
Since the ...
0
votes
1answer
31 views
Manipulating line level signals
I need to manage several line level signals (physically, not in software), and need to know what to expect. I was expecting AC signals, but am not quite sure. Are line level audio signals AC or DC? ...
1
vote
1answer
34 views
Why does this video's audio change depending on the playing device?
Yesterday I noticed that if I played this video from my smartphone on speaker, one could barely hear anything. On the other hand, if I used earphones I could hear it perfectly.
Then, I tried with ...
0
votes
1answer
138 views
Mid/Side encoding/decoding in frequency domain instead of time domain
In the time domain let's say we have a signal $L_t$ and $R_t$. Then we can do mid/side encoding/decoding like so:
$$M_t = \frac{L_t + R_t}{2}$$
$$S_t = \frac{L_t - R_t}{2}$$
$$L_t = M_t + S_t$$
$$...
1
vote
1answer
692 views
Is there any relation between mono/stereo recording and the peak frequency of sound detected?
I'm using pyaudio to record sound and return the peak frequency of the recorded sound.
In one example, I use a sound card with 2 channels (stereo), and the peak frequency detected is the correct ...
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