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5 votes
1 answer
732 views

is it possible to connect a USB microphone to Pi Pico

I am attempting to do some real-time audio processing using the Pi Pico. I know that a MEMS microphone can be connected and used for this purpose (see here and here). However, I need to use an analog ...
fishfinder's user avatar
0 votes
0 answers
82 views

Aux Mic to Micro USB Converter

I have a mic for an aux input that I want to plug into my Pi Zero W. I tried using a micro-USB to aux cable, but it couldn't get the pi to recognize it. Do I need a (micro) USB sound card to record ...
octothorpe's user avatar
0 votes
0 answers
667 views

Constant noise while recording with Zoom H1 through USB

I'm trying to build up a recording station using a Raspberry pi 3B. I soldered four mics (two per channel) to a stereo jack and plugged it into the "external mic" audio input of the Zoom H1. ...
plaf2000's user avatar
0 votes
0 answers
2k views

Cannot increase gain on USB Microphone

I got myself one of those cheap USB microphones and it basically works out of the box with arecord, it's just way too quiet. The level on the virtual UV meter never passes 1%. Here's what I got, ...
mefiX's user avatar
  • 101
1 vote
0 answers
497 views

Raspberry Pi, USB Audio Card and 3.5mm Microphone

I've been trying to use this USB Audio card: https://http2.mlstatic.com/tarjeta-de-sonido-usb-71-con-control-de-volumen-D_NQ_NP_904044-MCO31004989404_062019-F.webp as sound output and input. I ...
Bejuco's user avatar
  • 11
1 vote
1 answer
1k views

Rpi Webrtc echo cancellation - aec

I am using Rpi-Webrtc-streamer for webrtc on raspberry pi with usb sound card connected to audio amplifier for speakers and electret microphone. I am able to run webrtc correctly but with issue of mic ...
Akshit's user avatar
  • 11
1 vote
0 answers
491 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 ...
Abrar Hossain's user avatar
0 votes
0 answers
118 views

TDOA Estimate and Plotting results on Matlibplot

I edited the following code in order to the estimate location of sound source(drone) using four stereo microphones. The microphones are connected to Rpi 3 through a stereo to usb converter (HF0200C). ...
Karrar Haider's user avatar
0 votes
0 answers
598 views

getting command not found with "rec"

I am trying to get my microphone set up correctly for a magic mirror, but something tells me it isnt yet as I cannot get the "rec" command to work. It gives "-bash: rec: command not found" when I try. ...
Rasmus Thorslund's user avatar