Questions tagged [usb-audio]

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3 votes
1 answer
811 views

USB Soundcard shows mic as Playback device in alsamixer

I have some trouble with my USB sound card 68878 from goobay. Alsamixer showing unexpected devices Secondly when I use alsamixer displaying Playback items. I see both a Speaker and a Mic: For ...
1 vote
0 answers
14 views

Use sound card for audio in and build in headphone Jack for audio out on the raspberry pi 4b

I am currently working on a university project with the raspberry pi. I have build an external microphone which I have to connect to the pi via soundcard. This works fine, it records fine all going ...
1 vote
1 answer
33 views

Dual 96kHz custom Microphone Recording

I'm working on a project that involves two custom analog microphones, each with a -2 to +2 volt analog output signal. My goal is to capture audio from these mics using a Raspberry Pi at a minimum ...
0 votes
0 answers
28 views

ALSA lib PyAudio Errors with ReSpeaker v2.0 USB Mic Array and Raspberry Pi 4B

I have been having problems using the pyaudio library to access raw audio data from the ReSpeaker Mic Array v2.0 microphones. The example script below is provided from the link above, and it's ...
0 votes
0 answers
27 views

USB external sound card - reproduce audio from multiple services

i have an external USB Sound Card connected on my Raspberry and i set it as default from raspi-config. Then, i have a process that is always running and it use the USB external sound card: root@...
0 votes
0 answers
44 views

minidlna not indexing external usb disk drive

Just installed minidlna on my pi 4. I've connected an external usb disk drive containing music; which shows up at /media/pi/Seagate Backup Plus Drive It also shows up with blkid at /dev/vda1: /dev/...
0 votes
0 answers
19 views

Cannot use USB presenter (Logitech, Flirc) when running Jack audio on a USB audio interface

I want to use a USB keyboard'ish device on a Pi 4 running Raspbian Buster. I tried both a Logitech R400 (radio based) device, and a Flirc programmble USB receiver for Infrared. Both work fine on a ...
0 votes
1 answer
161 views

Play audio on rPi Zero WH using USB speakers

I would like to configure a Phoniebox (play music using RFID reader). I configured pretty much everything, the interface works and indicates that I'm reading the music file, but the rPi doesn't play ...
0 votes
0 answers
401 views

How would I get audio input to a pi pico?

I’m trying to make an audio visualiser with the pi pico, and I want to connect it to my computer. I need to read the audio from the computer to do this. I could use an audio jack, but I can’t find ...
0 votes
0 answers
38 views

How do I send a mono-wav file to a specific channel out of my USB audio interface from a RPi 4?

My USB audio interface is a Behringer UMC-1820. I'm working on a 8 channel sound installation where I'm sending mono audio to a specific output of the AI. I've seen a post How to feed 8 speakers 8 ...
2 votes
1 answer
420 views

RPI outputs to correct audio from shell but not from startup script

I'm using my rpi 3B+ as a headless embedded device. It has a USB speaker which I want to use for audio output. What I've done Having been through a number of SE questions, I've got a new alsa conf ...
4 votes
1 answer
576 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 ...
0 votes
0 answers
46 views

USB Soundcard: 2nd configuration doesn't show up on Raspbian, but does on MacOS, Ubuntu on a laptop, and Windows. Is this a hardware issue?

I'm trying to get the USB soundcard embedded in a DJ mixer (Allen & Heath Xone23C) to play nice with a Raspberry Pi for the sake of using it with XWAX, an open source dj software. The problem is, ...
1 vote
1 answer
255 views

volume control quirk for Tenx TP6911 Audio Headset

On a fresh install of 2021-01-11-raspios-buster-armhf-lite with dmesg an older, cheap, generic "3D SOUND" USB audio stick for headphone and microphone is detected as [ 480.467295] usb 1-1: ...
1 vote
1 answer
1k views

setting up audio for google assistant on raspberry pi [closed]

I'm following a tutorial for setting up audio for google assistant. It said to save this script with card and device numbers that I wrote down: pcm.!default { type asym capture.pcm "mic" playback....
3 votes
1 answer
876 views

pulseaudio: [alsa-sink-USB Audio] alsa-util.c: Got POLLNVAL from ALSA

I am using an external USB sound card with a Raspberry Pi Zero W. Once in a while (up to every few minutes when playing sound) it will stop playing and /var/log/syslog logs this error: May 21 22:52:04 ...
1 vote
1 answer
6k views

Can motion and or motioneye be configured to record audio with video files?

I have motioneye running in a docker container on raspberry pi OS on a raspberry pi 4. I have a USB microphone attached, I want to record audio with the video files, in the same file if this is ...
1 vote
2 answers
525 views

Alsa passthrough Digital In to Analog Out

I have a LogiLink USB Soundbox 7.1 connect to a raspberry pi running rasbian and I want to passthrough the input of S/PDIF In to Speaker Front. I found this: Possible to route audio directly from usb-...
2 votes
0 answers
324 views

High-speed USB Audio Streaming

I am using a Raspberry Pi 3B+ as the USB host for an embedded device that I have configured to appear as a USB Audio 2.0 compliant microphone. I am currently using PyAudio for opening and recording ...
0 votes
1 answer
2k views

Play an audio stream (internet radio) and start again automatically after Wi-Fi reconnects

I have a working Python script that streams an internet radio station with Omxplayer. The script restarts Omxplayer if Omxplayer stops, such as when the internet signal is lost and reconnects. ...
0 votes
0 answers
624 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. ...
0 votes
1 answer
102 views

Raspberry pi 0W usb sound card + amplifier is too loud

I have been trying to get clean audio from raspberry pi 0w. Tried PWM audio + audio amplifier but the audio is noisy. So bought a cheap usb sound card and added an 3W+3W PAM8403 Amplifier. Now the ...
0 votes
0 answers
3k views

pyaudio - Alsa warnings on Raspberry pi

I am trying to send data through 3.5mm jack. In that process, Everytime i'm getting these warnings import pyaudio p = pyaudio.PyAudio() The following warnings are: Expression '...
1 vote
0 answers
128 views

Dupe output to multiple cards

I am following the https://alsa.opensrc.org/Asoundrc Dupe output to multiple cards example on 2 stereo usb sound cards. I changed things slightly but basically its the same as the above and 1 card ...
0 votes
0 answers
80 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 ...
1 vote
2 answers
2k views

Real time sound level through usb audio card?

I am wondering if there is an easy way to measure the amplitude/sound level of an audio signal being input to the rasbperry pi via usb sound card. I would like to play music into the sound card input ...
0 votes
0 answers
2k views

Using a raspberry pi 4 as a usb audio interface

I want to use my raspberry pi 4 with hifiberry dac and adc as a usb audio interface for my android phone so that I can stream audio and make handsfree calls in my car. I'm having trouble finding ...
2 votes
1 answer
467 views

connect raspberry pi to fax machine

I want to connect raspberry to fax machine , because I want cypher message before transmit via landline phone . how can do it , how can interface between rasp and fax machine ?
0 votes
1 answer
316 views

USB sound card not working after reboot on RPi4

I am using an external USB sound card with my Raspberry Pi 4 and play music using pygame. To set the audio output from the 3.5 mm minijack to the USB sound card I first checked the available outputs ...
1 vote
0 answers
454 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 ...
0 votes
1 answer
994 views

Streaming audio recorded by USB mic on the web

Tldr: Live streaming audio on the web. I'm recording sound captured by an USB mic and it works fine when I want to playback it through my headset but I'd like to stream it in real time and serve it ...
1 vote
1 answer
136 views

How to stream AudioIN by PulseAudio

I'm new and I can't speak well in Eng. I need Your help. A few days ago, I bought UCA222 and I need to stream AudioIN by RTSP or sth like this. I was tried by OBS on RPi, but something is broken. Now,...
0 votes
0 answers
1k 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, ...
3 votes
0 answers
650 views

USB Audio Interface not recognized

I've got an IKMultimedia IRig Pro Connected to PI4B It appears in Jack under ALSA-MIDI but I can't find the System-Audio Input Running lsusb shows me Bus 002 Device 001: ID 1d6b:0003 Linux ...
1 vote
0 answers
55 views

Decrease audio volume below 1% without muting

The output volume of my USB headphones ("Microsoft Lifechat LX-3000", ID: "LX3000") is too loud. This happens on Windows too, so I suspect its a problem with the headphones themselves. Is there a way ...
1 vote
0 answers
595 views

Getting gstreamer to produce out of usb-audio

I cannot get gstreamer on raspbian (buster) to play through a usb-audio device, despite other players (vlc, aplay) being able to do so. but i need gstreamer because of its API access, for mpd players ...
1 vote
1 answer
650 views

Pi Zero system not seeing USB port

I’m a nooby who built a Pi Grrl Zero, and it was working fine. I could plug my mini keyboard dongle into the USB data port and it worked. Then I plugged in an audio adapter. That was a mistake! ...
0 votes
0 answers
138 views

Yamaha digital piano USB to Host with RaspberryPi issue

I bought a Yamaha CLP 685 to learn how to play piano. I learned that this piano also can connect to a host to act as a DAC + active speakers, so I sold my DAC, amp and the passive speakers to save ...
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 ...
1 vote
0 answers
480 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 ...
1 vote
0 answers
167 views

Aux and HDMI audio options missing

Background (To give some perspective on the issue): I am using mopidy and mopify as an audio server on a Raspberry Pi 3 B+. WHen setting this up, I found that it would not output through a USB audio ...
1 vote
0 answers
32 views

Send 24/96 pcm music from an rpi3b+ to a zero one

As my title says, I'd like to send audio from an rpi3b+ to another one. Preferably a zero one via a GPIO connection. My target is to have a dedicated device to only manage an USB DAC. Ideally an Rpi ...
2 votes
0 answers
471 views

USB audio device is displayed as default, but is not

I have set the USB device on my Raspberry Pi to default. The file /lib/modprobe.d/aliases.conf: options snd-pcsp index=-2 options snd-usb-audio index=0 options cx88_alsa index=-2 options snd-atiixp-...
0 votes
0 answers
280 views

2 USB Sound Cards in Raspberry Pi

I have a pair of Alesis Active Monitors which have a USB input and it's a pain connecting devices to it so I felt using a Rasberry Pi with bluetooth and audio ins to allow for multiple connections ...
1 vote
0 answers
199 views

Multiple USB-audio dongles in raspberry pi

I need to record multiple microphones independently based on external events. I wonder if having a USB hub and multiple USB-audio dongles will allow me to do so. So my questions are: How are these ...
1 vote
1 answer
2k views

Can I use the Raspberry Pi as a Soundcard

I have an HifiBerry AMP2, which is a RPi hat that lets the RPi act as an audio amplifier. Now I want to connect my PC (Mac) to the RPi, but it does not have a line- or mic-in. So I am wondering if I ...
0 votes
0 answers
117 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). ...
0 votes
0 answers
570 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. ...
0 votes
0 answers
104 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" ...
3 votes
0 answers
2k views

PS3 eye's 4ch microphone with the Raspberry Pi

Recently I have been trying to get the 4ch microphone on the sony playstation 3 eye to work with my Raspberry Pi 3B (running the latest OS of raspian-stretch to date (2018-06-27 version) as a part of ...