Questions tagged [arecord]
The arecord tag has no usage guidance.
11
questions
3
votes
0
answers
300
views
Microphone is not recording with HifiBerry and Raspberry Pi 3
I installed the HifiBerry driver as specified. The Board is recognized and the audio output works fine.
Just the audio input seems to be not working. I checked if the microphone is muted but I can't ...
- 131
2
votes
0
answers
103
views
I2S MEMS Microphone pop sound at the beginning of the recording
I am using Adafruit I2S MEMS Microphone in Raspberry Pi 4 running raspbian buster. I installed it successfully following adafruit guide. It is working well for recording using arecord.
However, every ...
- 21
2
votes
0
answers
223
views
Real Time audio recording from two audio input and playing simultaneously in 2 audio output
I have one Raspberry Pi with 2 USB speakers and a mic system. I want to record simultaneously from one mic and play in another speaker. Like, MicA recording will be played in SpeakerB and MicB ...
- 21
1
vote
1
answer
1k
views
arecord no such file or directory error when running via cron
So I can run:
arecord -d 9 -f S16_LE -c 1 -r44100 -t wav /home/pi/signal_9s.wav
from terminal and it works as expected. It records for 9 seconds and saves to the signal_9s.wav file. However if I set ...
- 113
1
vote
1
answer
2k
views
Arecord: "main:828: device or resource busy" when run via systemd service, but works fine from CLI
I have a python script which, when a GPIO button is pressed, launches an arecord process. This records audio from a USB microphone (plughw:CARD=GS3,DEV=0) and pipes it to another program for ...
- 121
1
vote
0
answers
421
views
Constant beep when recording sound
I am using an external sound card with my Raspberry Pi 3 Model B+. I have already disabled the default bcm2835 sound card. I have checked that the my external sound card is active. I have turned up ...
1
vote
0
answers
565
views
USB Microphone gives error 'Device or Resource Busy'
I've recently purchased this microphone for use with my Pi 3, but I can't seem to get it to work. I run arecord -l and the Pi can see my device:
**** List of CAPTURE Hardware Devices ****
card 1: ...
- 675
0
votes
2
answers
1k
views
whistle sound when recording with USB sound card [alsamixer]
I'm working on a project in which I need to record voice using a Raspberry Pi.
I'm using alsamixer and arecord, the problem is that when I'm recording it starts playing a weird whistle/whine/...
- 11
0
votes
0
answers
40
views
Audio output not working with cli
I am using Raspberry pi OS with raspberry pi 4. I have an application which uses playsound with python to play an audio file created by gTTS library. I am using a usb sound card card 2 which has a ...
- 1
0
votes
1
answer
446
views
Raspberry pi 4 - recording with 4 mini usb microphones - arecord
Im using mini usb microphone for recording audio. The sound is not good so i trying connect 3 more (total 4) mini usb microphones. I tried
arecord --device=hw:1,0 --format S16_LE --rate 44100 -V mono -...
- 1
0
votes
0
answers
100
views
arecord only works with -D
Long story short, my mic was working fine yesterday. I then had a pair of USB speakers connected and then again disconnected. And now I cannot get the little thing to do a arecord with using the "-D" ...