Tag: Audio
![Digital UV-meter with OLED Display Digital UV-meter with OLED Display](https://www.electronics-lab.com/wp-content/uploads/2017/07/FRK0LFKJ4G50DKD.MEDIUM.jpg)
Digital UV-meter with OLED Display
techn0man1ac @ instructables.com build a nice VU meter using Arduino and an OLED display. Hello, instructable. Today I will tell you how to make a simple digital VU meter (sound level meter) using Arduino and OLED displays and 2 resistors by yourself (DIY). The device is quite simple,...
Continue Reading![PiSound – Audio Card For Raspberry Pi PiSound – Audio Card For Raspberry Pi](https://www.electronics-lab.com/wp-content/uploads/2017/03/pisound.png)
PiSound – Audio Card For Raspberry Pi
by blokas.io: pisound is an ultra-low latency high-quality soundcard and MIDI interface specially designed for Raspberry Pi pocket computers. Equipped with 192kHz 24-bit Stereo Input and Output driven by the legendary Burr-Brown chips, DIN-5 MIDI Input and Output ports,...
Continue Reading![SoundDuino 3, The Latest Sound Shield for Arduino SoundDuino 3, The Latest Sound Shield for Arduino](https://www.electronics-lab.com/wp-content/uploads/2016/10/soundduino-3-1024x576.jpg)
SoundDuino 3, The Latest Sound Shield for Arduino
The electronics engineer and microcontroller programmer expert, Masih Vahida has launched his latest SoundDuino Arduino shield product: SoundDuino 3! SoundDuino is a WAV Sound Player & Recorder Shield for Arduino. This sound shield let you record and play sound files to or from a...
Continue Reading![The SilentSwitcher, A Quiet Mains-free Power Supply The SilentSwitcher, A Quiet Mains-free Power Supply](https://www.electronics-lab.com/wp-content/uploads/2016/10/the-silentswitcher-a-quiet-mains-1024x576.jpg)
The SilentSwitcher, A Quiet Mains-free Power Supply
Audio projects become smaller over time with the rapid advancement of technology. A traditional power supply is still considered large compared to audio projects size constraints and it may not fit such delicate applications that need to deliver a good sound with zero noise. Jan...
Continue Reading![How to Build a Class-D Power Amp How to Build a Class-D Power Amp](https://www.electronics-lab.com/wp-content/uploads/2016/09/Thumbnail.jpg)
How to Build a Class-D Power Amp
Cezar Chirila @ allaboutcircuits.com shows how to build a Class-D amplifier which has amazing efficiency. What is a Class-D audio power amplifier? The answer could be just a sentence long: It is a switching amplifier. But in order to fully understand how one works, I need to teach...
Continue Reading![3W Stereo Audio Amplifier using TDA7266D 3W Stereo Audio Amplifier using TDA7266D](https://www.electronics-lab.com/wp-content/uploads/2016/04/3W-Stereo-Amp-TDA7266D-A055A-500x500.jpg)
3W Stereo Audio Amplifier using TDA7266D
Tiny stereo audio amplifier board has been designed around SMD TDA7266D IC from ST. The TDA7266D is a dual bridge amplifier specially designed for Portable Audio, LCD TV/Monitor, PC Motherboard, and TV applications. This circuit provides high quality audio output of 3W approx. on each...
Continue Reading![An S/PDIF Sound Card Using PCM2906 An S/PDIF Sound Card Using PCM2906](https://www.electronics-lab.com/wp-content/uploads/2016/02/spdif_prototype-e1455576473568.jpg)
An S/PDIF Sound Card Using PCM2906
joesugar @ ceworkbench.wordpress.com has designed a S/PDIF Sound Card using the PCM2906 IC. In the belief that I’d rather build than buy I decided to update one of my previous projects, a PCM2904 based sound card, to include an S/PDIF interface. The update was a cinch because TI...
Continue Reading![LM386 SMD Audio Amplifier Module LM386 SMD Audio Amplifier Module](https://www.electronics-lab.com/wp-content/uploads/2016/02/LM386_Amplifier_IMG.jpg)
LM386 SMD Audio Amplifier Module
The Tiny Audio Amplifier MODULE is a good choice for battery operation. It is based on LM386 IC, useful in various applications like robotics, science projects, intercom, FM radio and many more. Specifications Power Supply 6V-9V 300mW Output @ 8Ohms Load On Board...
Continue Reading