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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9 views

Can I use A2DP profile as audio input in a phone call for higher quality audio? I am aware this would remove the option for using microphone

I've been able to connect my raspberry pi 4 to my phone as a bluetooth HSP/HFP profile. I used PulseAudio and ofono for that, following this tutorial: https://scribles.net/enabling-hands-free-profile-...
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43 views

RPI 3B+ Sound Issues

I have RPI3 B+ with raspbian and retro pi. The sole purpose is to play retro games. While playing Castlevania SOTN I can hear sound effects but not the in game music. This is the only game I have ...
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77 views

Streaming audio from USB microphone (+video) through mobile data

I am looking for a way to live stream the audio from my USB microphone through a WiFi hotspot via mobile data to an online website / the cloud. My goal is to stream my performances to the people who ...
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How can I enable audio on a raspberry pi 4 running ubuntu 19?

I cant get audio on my raspberry pi 4 running ubuntu 19.Does anyone have a solution.Also I am running the 32 bit version. I cant get audio even though I have a headphone plugged in.
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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 ...
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56 views

Some Youtube Videos have no Audio on Raspberry Pi 4 Model B Running Raspbian Buster

I am using a Raspberry Pi 4 Model B as my desktop computer with Raspbian Buster installed and everything works great except that some videos on Youtube don't have any audio. If I download the video ...
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29 views

Strange noise spikes in recorded sound

I have two RPI: pi2 and pi3b+, both have an identical usb soundcard attached, identical microphones, they both have the same DIY shield around microphone cable and soundcard and it is grounden in the ...
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Audio stopped work on Rasbian Lite after reboot

So I know there's a lot of similar posts here, but I've read everything on the first 2 pages of Google and no luck yet. There's only one command that does actually produce audio for me: /opt/vc/src/...
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Analog Audio Output resets to 0 automatically

I have a RP 4 and I am trying to get sound out of the minijack socket.. The GUI loudpseaker icon offers analog & HDMI. When I select Analog or HDMI, push the volume to max and close the tab, the ...
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40 views

No Audio on Raspbian

I tried many answers on different websites. Raspberrypi.org, this site, linux.com, and others I cannot list. I tried Analogue with sudo raspi-config. I also tried amixer cset numid=3 1. I tried ...
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39 views

Interfacing non bluetooth speaker with Raspberry Pi 3

I want a wired connection between speaker and Raspberry pi 3 Model B. Bluetooth or Wireless connection is not my requirement. Regarding my speaker - it should NOT simply output buzzer sounds but is ...
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36 views

Terrible sound quality when recording over bluetooth

I have paired a Jabra Talk 15 headset with a Raspberry Pi 3B (and PulseAudio). I can play sound through the headset well. When I record using arecord though, I get almost completely garbled audio. ...
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112 views

How do I get send audio from Raspbian over a network?

I have a classroom set of RPi (4, running Raspbian Buster) that students will access via VNC through their Chromebooks. Eventually the school will allow that access from off campus as well. The ...
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1answer
34 views

Muting speakers with a switch, and using the GPIO to detect if muted

I need to be able to have physical mute for a speaker via a switch, and I need to be able to detect the switch's position via GPIO inputs, so I can't just hook the switch up directly to the speaker. I ...
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1answer
58 views

Detecting a musical tune to actuate a servo

I am planning to build a puzzle box for my son’s graduation. He is very musical so I want one part of the puzzle to require playing a specific tune on a piano, flute, whistling or whatever to cause a ...
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If I want to program I2S by bit-setting the PCM registers manually, do I need to disable any kernel settings (eg snd_bcm2835)?

(I'm not with my board at the moment - if I need to share my code, I'll have to edit this post or post a new one at a later time) I didn't realize how complicated I2S setup on the Pi is. I've been ...
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Suptronics X400 DAC - sound cutting out over certain volume

I am using a Suptronics/Geekworm X400 DAC with a Pi4. I have an intermittent issue where the sound will cut out over a certain volume. After a couple of reboots, the system will work correctly and ...
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30 views

Increase analog volume on OSMC

I am running OSMC (November 2019 release) on a Pi 3. The Pi is connected to a TV via HDMI, but I would also like to be able to listen to music over my stereo without turning on the TV. Therefore I ...
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297 views

How to use Rpi python to control PCM1802 24-bit HiFi stereo ADC and MAX4466 microphone amplifier

I want to get Analog Audio Input using a PCM1802 ADC Module and MAX4466 microphone module using python. It is actually a project for a very basic and introductory course about Arduino and AVR assembly ...
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106 views

PyTTSX3 Error for RPI4

I tried installing pyttsx3 using the terminal, however when I run the following program, import pyttsx3 engine = pyttsx3.init() text = input("What Do You Want Me To Say? ") engine.say(text) engine....
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44 views

Redirecting audio through RPi

I have an RPi with minimal Raspbian that's connected to a speaker, and have set up the sshd. How can I redirect all audio from my main machine, which runs Arch Linux, through the RPi to the speaker?
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232 views

bluealsa: Couldn't acquire D-Bus name: org.bluealsa

Trying to use my Raspberry Pi 4 as an A2DP Bluetooth sink using bluealsa. As reading the documentation of bluealsa: It will register org.bluealsa service in the D-Bus system bus, which can be used ...
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51 views

Analog audio jack 3.5 mm on a raspberry pi 4

I am Amaury from « Observatoire de Meudon ». I succeeded in installing Mathematica 12.2. My application contains a command like Beep or Soundnote that produce sound! I have problems with VLC, I ...
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81 views

What are those ALSA Subdevices and what are they used for?

New to the community. I was curious about one specific part from the ALSA driver on Raspberry Pi 4 (or even on other Linux machines using ALSA). So $ aplay -l lists all current audio devices, but ...
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24 views

Sound control does not work when card 1 is selected

I have USB speakers connected to my Raspberry Pi 1 model B. Output of aplay -l: **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] ...
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Cannot play audio through command line (“No available audio device”)

My end goal is to open an .mp3 file with either python or the command terminal. I have tried both pygame and mg123 After executing "mpg123 CarelessWhisper.mp3" into the terminal I get: High ...
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How can I start an mp3 from the beginning every time a headphone is plugged in?

I'm doing an audio installation where multiple headphone jacks are on a wall and the user will plug into the jacks and each jack plays an mp3 that starts playing from the beginning when it gets ...
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21 views

How do I attach both a sound HAT, and a radio tuner board to the same amplifier?

I've got a JustBoom DAC HAT attached directly to my Raspi 3B to play MP3s and audio CDs, and a Monkeyboard radio tuner board connected via USB. Now I would like to attach an amplifier (with only one 2-...
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32 views

How do I make my record player play through speakers with my raspberry pi b+ v1.2?

I recently got a record player, the AT-LP60-USB from Audio-Technica, and I want to make it play through a set of digital speakers I have. The turntable acts as an audio USB input. Basically, I need to ...
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45 views

How to produce audio for tensorflow object detection on the raspberry pi?

I'm trying to add audio output for Tensorflow object detection on the raspberry pi. For example, if it detects a person from the picamera, I'm trying to get the program to say "person". When I use the ...
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108 views

No audio from built-in speakers in Recalbox - 1UP Pi-Boy XL

I recently picked up a 1UP Pi-Boy XL, which runs Recalbox (v6.1.1-Dragonblaze). The built-in speakers only make sound during the Recalbox loading screen, but then refuse to play audio. Within ...
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31 views

Stuttering audio with PyAudio on raspberry pi zero

I'm writing some code that plays audio on a Raspberry Pi Zero while a button is pressed. When I test the code on my laptop, using mock pins to simulate button presses, the code below runs fine with no ...
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614 views

Does the Raspberry Pi 4 speaks Bluetooth aptX-HD?

I'd like to use a RPi 4 as a bluetooth audio receiver. For optimal sound quality I'd like to transmit the audio using Bluetooth aptX-HD. Can the built-in bluetooth receiver from the RPi 4 receive that?...
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23 views

Duplicate Audio input from USB

I am trying to duplicate my Line In over USB Sound Card. I have RPi 3 B+ and USB Sound Card with Line In. Currently I have an application for stream over IP the Line In audio of USB sound card. Now ...
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1answer
35 views

Separate video audio output two Raspberry Pis

I own a projector which is obviously on the opposite site of the room than the audio system. I'd like to keep everything cableless, so one RPI is connected to the audio system, the other one to the ...
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31 views

Raspberry PI running processing whilst communicating with Ableton?

I am building a college project where I am making a Visual Generator for live gigs. I want to incorporate a Raspberry Pi into my project but I am not sure if it is possible! The plan is to run my ...
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27 views

Separtate controling bluetooth audio input & USB microphone input via Processing

Hi I've trying to solve this more then 3 weeks. Now...i can't solve it myself :( I want to made audio spectrum which can support microphone input and bluetooth(android) input. ※Environment ...
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207 views

Audio Jack Issue PI 3

I have connected my external speaker to the audio jack that only is powered by an adapter. The audio seems not to be working for some reason. It tells me that there is no soundcards found. Whenever ...
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266 views

HDMI Audio not working with Raspberry 3 B and Raspbian Buster

Volume control says "No volume control on this device" When trying to force output to 3.5 or HDMI in raspi-config, it fails with error "There was an error running option..." When running update in ...
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51 views

pulseaudio server RP3 can't play audio from network client and local client at the same time

I have a Raspberry Pi 3 B connected to my speakers through a usb soundinterface. It's also connected via usb midi to a masterkeyboard which I use to play piano and doesn't have it's own speakers. On ...
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1answer
170 views

Raspberry Pi 4 - Adafruit MAX98357 - No Sound from speaker

We are following this: https://learn.adafruit.com/adafruit-max98357-i2s-class-d-mono-amp/overview tutorial to setup our Raspberry Pi 4 with an Adafruit MAX98357 I2S Class-D Mono Amp to a speaker (4 ...
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1answer
144 views

Installation of kernel module for I2S Mic fails

I have a I2S mems microphone from adafruit. Now I am following the guide at https://github.com/nejohnson2/rpi-i2s#compile-the-i2s-module Now after I have mounted the debugfs I attempt to look for the ...
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75 views

Multiroom audio from input source

I want to build a multiroom audio solution based on Rpi and Snapcast (the best solution I've seen up to now). I found lot of articles, tutorials, samples how to build such a system to play audio from ...
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176 views

UV4L huge CPU load on streaming audio

I'm building a little baby monitor using RaspberryPi ZeroW and UV4L and run into a little problem. I'm using WebRTC to cast video and audio to my browser from RPI camera (used facedetect demo, ...
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1answer
189 views

WaveShare WM8960 Audio Sound Card / HAT Installation on Rpi Zero W Problem

I recently bought the WaveShare WM8960 Audio HAT said compatible with Raspberry Pi Zero W. The install complete without trouble, I can see that the soundcard is installed by typing sudo dkms status ...
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135 views

Identify which microphone is on which audio card using arecord

I'm using a Raspberry PI and on it I plugged two same USB microphones. I would like to be able to identify which USB microphone is on which audio card when I list devices with arecord: arecord --list-...
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1answer
57 views

Using pigpios waves and audio output

I am using a Raspberry Pi 3 B+. I want to play audio through the 3.5mm jack and use PWM at the same time or successively to simulate a IR-Remote. I know that you can't use the hardware PWM while ...
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56 views

Sound/song recognition?

I'm new to Raspberry Pi with essentially zero knowledge. I'm wondering if, with machine learning or similar, it is possible to identify a specific sound (say the first few seconds of a song). I've ...
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16 views

Sounds in a Python Program [closed]

I have a simple program to find a number in a number guessing game. I would like to insert some sound like "your number is too high" into the program. I can record the phase but what do I insert into ...
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35 views

Software/Framework Recommendations [closed]

I'm prototyping a device using a raspberry pi 3b+. Here are some of the requirements I'm hoping to fulfill. *When I say "device" I'm referring to the raspberry pi. Device Requirements Stream ...

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