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Questions tagged [audio]

The Raspberry Pi has an analogue stereo audio jack output (Pi 1 A/B/B+, Pi 2, not Pi Zero), and audio can also be heard through the digital HDMI output (all models).

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263 views

I2s DAC audio out but USB audio in

I was wondering if anyone could help me. I am trying to set up my Pi 3 to be an assistant (Google or Alexa, etc). I had it set up working fine with the USB mic and the 3.5mm audio out, but I wanted ...
4
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0answers
927 views

Full duplex Audio With USB Sound Card

I setup Raspberry Pi with external usb sound blaster sound card. My Goal is to be able to record and play audio simultaneously. I setup and configured it to be the default sound card as follows: sudo ...
3
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0answers
34 views

raspi MIDI in audio out

I have a MIDI controller keyboard, that I want to take with me to a vacation. For some reason I cannot bring a tablet/laptop with me. I still have a Raspberry Pi 2B lying around so I thought it might ...
3
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0answers
762 views

Pi doesn't detect microphone but detects usb device

I had my Raspberry Pi configured to work with a USB microphone (C-Media microphone USB). I had made the following changes For /lib/modprobe.d/aliases I update the following lines options snd-usb-...
3
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0answers
53 views

Is this RPi DAC compatible to RPi 3?

I bought and used this DAC for a long time on my RPi 1 B+: https://www.audiophonics.fr/fr/dac-diy/audiophonics-dac-sabre-es9023-v22-i2s-vers-analogique-24bit192khz-p-8396.html Recently I bought a ...
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0answers
1k views

Which GPIO pins are used for I2S audio I/O

I am trying to set up the ADAU1781 as an audio codec for the Pi 3 B, communicating with the Pi via the GPIO pins. Which pins would I use for I2S audio input and output? I have been doing a lot of ...
3
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0answers
2k views

Arecord not working with USB Microphone anymore

Before I start, I'd like to tell you that I've used arecord in the past with the Raspberry Pi 2 using the same USB Microphone and it has worked just fine. For some reason, it doesn't seem to work ...
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2k views

Jack server not working on Raspbian

I wrote a little python app (using PyDub), that plays sound files. Everytime I run it, I get the these errors: ALSA lib pulse.c:243(pulse_connect) PulseAudio: Unable to connect: Connection refused ...
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0answers
890 views

Bluetooth Input Not Outputting High Quality Audio to FM

I have Raspian Wheezy running on my Raspberry Pi. I have set it up to run pifmplay and output the sound to HDMI - (Pin 4 on GPIO) so that the Pi is now working as an FM Transmitter. This part works ...
3
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0answers
2k views

Raspberry Pi Drum Module

I have an old electric drum set with a broken sound module (the brain that you plug each jack into). As a fun DIY project I'd like to resurrect this drum kit by replacing the sound module with the ...
3
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0answers
431 views

Audacity crashes after recording 10s or so of sound

I'm experimenting with recording sound using the Pi and a USB microphone. I can record long samples using arecord from the command line but when I use Audacity I get frequent bus errors, usually ...
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0answers
19 views

Stream USB mic input to 3.5mm audio jack output

I am trying to stream a USB mic input to the raspberry pi's built in 3.5mm audio jack output. I am not sure how to do this. I essentially want to use the Pi as a DAC. How could I do this?
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0answers
18 views

How to configure multi-channel sound card with raspbian stretch

I have a Raspberry Pi 3B+ with a Native Instruments Audio 8 DJ sound card which I want to work with Reaper. Thing is that if I open Reaper I get the error message: ALSA: error setting input device ...
2
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0answers
36 views

How do I capture and stream HDMI audio out to LAN

I have a RPi that is running videos with omxplayer and outputting to my tv. HDMI video and audio out work just fine, but I would additionally like to stream only the audio to my network (via RTP or ...
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0answers
43 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-...
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0answers
73 views

Pi with PulseAudio over wifi - can't connect

I was trying to set up my RPi 1 as audio device for my laptop and found this answer. On the RPi all the steps worked fine, except that /etc/default/pulseaudio is empty. But in the linked answer the ...
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0answers
244 views

How to record usb audio and monitor at the same time

I have a usb audio device plugged into my Raspberry Pi 3 with Raspbian Stretch. Recording to an mp3 with sox works fine with this line: AUDIODEV=dsnooped rec -c 1 -q /media/usbstick/recording/...
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0answers
96 views

Direct sound playback via HDMI with sound input from Bluetooth Mic

I've connected my Raspberry Pi to a TV via HDMI, by default the sound output is through TV speakers via HDMI. I installed pulseaudio and successfully connected a Bluetooth headset [samsung HM1100] to ...
2
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0answers
362 views

Cannot open hw:0,0 default audio device

Hello I am trying to setup icecast streaming server. Previously I used Loopback devices and it worked fine. But Loopback devices does not have a mixer so I cant play two things at once is you see ...
2
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0answers
115 views

Raspberry Pi as a Hi-Fi component

After reading the following post, I was wondering if I could achieve something similar with my own setup. I do own an old Technics SL505. However the nasty part of this setup is that each components ...
2
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0answers
295 views

Mic input meter to detect audio/noise using Windows IoT Core UWP

I am trying to make a VU Meter something that will show the noise or sound around the device with USB microphone attached to it. I tried following blog sample code but it works with hardware attached ...
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0answers
60 views

How can we use voice recognition of Amazon Echo with Rpi?

I have a simple setup where a master Rpi controls some components over wifi. What I want to do is to extend it to have voice recognition feature so that it can turn on and off using voice commands. ...
2
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0answers
259 views

Choose Audio device for speech recognition

I got speech recognition working in a simple UWP app on my Raspberry PI3. I also wanted to add audio output - with the onboard audio jack the sound was horrible, so I used a USB-Audio adapter. This ...
2
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0answers
486 views

LED strip PWM on GPIO18 + mono audio output

On the RPi 3 I would like to control a WS2811 LED strip with PWM (GPIO18) by keeping the audio working. It looks like for the RPi Zero (I'm unsure for RPI 3 though) left and right channels of the ...
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0answers
5k views

Raspberry Pi 3 USB Microphone Issues

I have a Raspbery pi 3 and trying to use a usb microphone (C-Media microphone USB) but having no success. The "/etc/modprobe.d/alsa-base.conf" is not found on my Raspberry pi, does this mean that it ...
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0answers
608 views

How to create audio-video service using Avahi on RPi?

I have a RPi board Model B Version 1.2 running with Raspbian OS. I want to communicate with Apple devices. As I studied about it and have found that it uses Bonjour, which is an implementation of ...
2
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0answers
30 views

Usb sound inbuilt with camera not detected in raspbian jassie 2016-02-26

I am using an inbuilt mic with USB camera module & I just plug it to the usb port & use in my linux mint for recordings. When I typed in "cat /proc/asound/modules" in raspberry pi it gives ...
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0answers
440 views

Possible to Interface With ISA Sound Card?

Old ISA soundcards like the AdLib and Gravis UltraSound are popular with the retro gaming community and it would be interesting to tinker with them on a Pi. Questions of drivers aside (which are big ...
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0answers
515 views

How to Set Up Driver Support for I2S Audio Codec

I am building a I2S audio codec using an ADAU1781 chip, which will communicate with the Pi via the GPIO pins. In my research I have found that there is an ASoC driver built into the Raspberry Pi ...
2
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0answers
283 views

What changed in newest Raspbian to affect sound?

I updated to the latest version of Raspbian last night because of this and this morning when i tried to listen to anything it outputs so much static as to be utterly unintelligible. And I m talking ...
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0answers
3k views

No sound on Raspberry Pi Running Kali Linux

I'm running Kali Linux on my Raspberry Pi 3 Model B and I've had problems from the start. First, PulseAudio wouldn't connect to the server, so I removed it and installed a few packages with different ...
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0answers
26 views

Raspberry Pi 2 Audio vs Video Clash

So, I'm having an interesting issue. Those of you who have seen me around know that I don't usually use a GUI of any sort with my Pi. However, I recently got another one and decided to make an ...
2
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0answers
2k views

No audio out from Raspberry Pi Zero HDMI output

I am using an HDMI to HDMI plus audio converter at the HDMI output of a Raspberry Pi Zero. The video works fine, but I get no audio in headphones connected to the 3.5 mm jack output of the converter - ...
2
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0answers
315 views

Are there any compact microphones compatible with RasPi that can fit inside a typical enclosure?

It is my understanding that the Raspberry Pi doesn't have a sound card and therefore isn't able to accept sound input without help. However, most USB microphone have such a "sound card" built in, and ...
2
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0answers
629 views

Raspberry Pi Model A+: I2S ADC and DAC connection

I want to connect raspberry pi A+ to external DAC/ADC(audio codec) via I2S interface. Is it possible? If not, what model can I use to perform audio recording/streaming?
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0answers
352 views

Music/Sound Visualizer. How to determine noise level?

I would like to make a music visualizer, but I need to know the intensity of the music playing. The music is playing from my Pi, so if this is possible without a mic that would be great but I'm ...
2
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0answers
961 views

Raspberry Pi 2 low volume on headphone socket

I'm using a Raspberry Pi 2 as an AirPlay receiver connected into an external amp via the headphone socket, and running shairport-sync. I am seeing a low volume on the headphone output socket, such ...
2
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0answers
380 views

The distorted audio issue if I set low volume

I bought Raspberry Pi 2 model B and tried to play the audio after rpi-update. amixer set PCM 100%; aplay sample.wav It is good quality. However, the audio is gradually distorted when I turn down the ...
2
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0answers
780 views

Audio over Bluetooth module via GPIO

I've worked with the HC-05 Bluetooth module which is a popular module having standard UART TX/RX lines that can be directly connected to the RPi's GPIO. You can use it to set up a Bluetooth terminal ...
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0answers
17 views

Is it possible to route audio via different software?

I use my rpi3 for a bunch of things, probably too many things. At the moment I use it for kodi, which plays audio through the HDMI output, and it's great. I would like to add some mopidy audio support,...
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0answers
15 views

Pi-topCEED / Bluetooth áudio question

I’ve a Raspberry Pi 3B+ along with a Pi-topCeed and pi-top SPEAKER ver 2. Using Raspbian Stretch not pi-top OS. It works ok but for better quality I want to try using a Bluetooth speaker to play ...
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0answers
35 views

Best way to sync OMXPlayer video with audio stream?

I am having issues getting OMXPlayer video played on a TV via HDMI to sync with audio streamed over the network. My thought was delay the video output by ~500 ms then use pavucontrol to fine tune the ...
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0answers
79 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
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0answers
25 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 ...
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0answers
41 views

Multiple channel and multiple sound card

I need to do the following (if possible in Python): output at the same time on multiple USB sound card (cheap one you can find on Amazon) on the main audio file, I need to output temporary sound if ...
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0answers
61 views

Removing noise coming from 3.5mm audio jack

I see there is a question similar to this here. However its solution was not for everyone, and doesn't help me. Any time a key is pressed either remotely through ssh or directly connected there is a ...
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0answers
33 views

Need to play two audio streams at the same time

I set up a darkice server using raspberry pis in my kid's rooms as baby monitors. They steam to a website m3u file so VLC and to be the answer. I'm trying to accomplish 1 of 2 things. A.) Play both ...
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0answers
75 views

Raspberry Pi Audio Bridge

I would like to connect audio from a TV to be received into a Raspberry PI and then be transmitted via Bluetooth to a wireless Bluetooth speaker, is that possible? If so, how? Audio card?
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0answers
594 views

Simple intercom with rPi

I saw someone had a question a couple of years ago about connecting his intercom (which used a phone line) to a rPi and none of the answers were realistic. I also would like to do some simple project ...
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0answers
90 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 ...