Arduino Stack Exchange
Arduino Stack Exchange

Questions tagged [speaker]

38 questions
4
votes
3 answers

Transistor amplifier to drive speaker using Arduino PWM

I have been working on a project lately which uses Arduino to play a wav file from SD card. I am using TMRPCM library which made the job very easy. But the problem is that the output sound in the speaker is very low. I am using the below single…
Frank Donald
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1 answer

Error trying to play audio through an ESP8266 using the 'ESP8266Audio' library

I am attempting to use an esp8266 to play an .mp3 audio file through a connected speaker using the 'ESP8266Audio' library. I have tested that the hardware setup is correct (e.g. I have been able to play sounds from the speaker using a simple tone()…
Padraig Stapleton
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3
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0 answers

Keypad - Speaker - Interference

I am trying to build a system, that plays specific audios (.wav files) from a SD-Card, according to the key combination that has been pressed. I am using: 4x4 Membrane 4 Ohm Speaker MicroSD Card Adapter Module TIP120 Transistor (for…
D_0
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3
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3 answers

How to get rid of low quality sound out from DFPlayer plus amplifier?

I use my Seeeduino V4, DFPlayer mini, and this speaker module from AliExpress to create an automatic doorbell. The problem is that it seems that this speaker module's Yurobot amplifier is not powerful enough to create a noise-free loud sound. Also,…
Starter
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2
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1 answer

D1 mini ESP8266 no sound on speaker

I am new to Arduino and microcontrollers, I want to make a tone with my D1 mini and a LSM-50F speaker. But I don't get any output. Any idea what I am doing wrong? Tested it with two D1 mini boards. This is how I wired…
Louis Eiden
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2
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1 answer

Transmitting voice via VLC

The project I'm working on: Short-Range Coded Visible Light Communication System. Visible Light Communication (VLC) systems use light to transfer data between transmitter and receiver over short-range links. This project intends to build a wireless…
Hussain
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2
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2 answers

IRremote and PCM sound libraries interfering

I have a simple sketch which sends IR codes, plays a sound and toggles an LED when you press a button and toggles another LED when it receives that code. The idea is that I have two Arduinos with this same sketch and when you press the button on…
Patrick
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2
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0 answers

Connecting RCA audio cables to Arduino

I'm working on a project which needs better audio quality than just a piezo buzzer, so I went out and bought a pair of used cheap speakers for $3. It turns out that they have RCA audio inputs rather than 3.5mm inputs. There is a separated left and…
David Liao
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0 answers

Esplora: Connecting a 2-Wire Speaker to Arduino Esplora

I am currently trying to make a simple game system with my Arduino Esplora, however I have noticed something. The Arduino Esplora has no pins for a 2-pin speaker that I get from a RadioShack store (Click here for item description). How would I go…
Cowboy433
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1 answer

can i use bluetooth from a speaker as a bluetooth module?

i have a Bluetooth speakers that i don't want,and i was wondering if i can use its Bluetooth as a Bluetooth module to use it with Arduino. if so how what pins should i use. here is a pin diagram for the module.
Zohary
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Arduino Mega Speaker can't play music but noise

I'm struggling that my Arduino doesn't play music. Here is my circuit. It proforms normally when I only connect this circuit to Arduino UNO. But when I change the whole circuit to Arduino Mega the music trues into noise. I've followed the tutorial…
Harry Sung
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1
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2 answers

Arduino - Playing WAV files with a buzzer

I have developed an Arduino program that plays a WAV file from the SD card using a speaker. This is the circuit schematic The sketch I'm using is based on TMRpcm library and PWM output #include #include #include int…
Amine Messaoudi
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1
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1 answer

Portal gun sound effects and lights

I'm building a portal gun from the game Portal and I'm struggling with the wiring for the lights and sound. I've the lights working using the first image from Instructables and adding more LEDs shouldn't be a problem. I'm trying to add the SD card…
Moby1
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1 answer

Is it possible to read-write the memory of a Gikfun ISD1820 voice recording module?

I just got a Gikfun ISD1820 voice recording module for an Arduino project that I'm working on. I want to be able to record a few seconds message and then send the message over wifi to another Arduino Mega 2560, which will then play back the…
garrettlew
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3 answers

LEDs not working with tone() function

I have a strange issue. I have 3 LEDs, each is supposed to beep with a correlated tone... Imagine the beginning of a racing game (beeping with traffic lights). Here's my code: #include "pitches.h" //Beginning Melody int melody[] = { NOTE_C3,…
Tyler
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