A simple audio visualizer that maps the audio signals from ADC to LED strip. The number of lit LEDs is based on the amplitude of the audio signal, with a brighter peak indicator on the highest ...

If you’ve ever wanted to make your own VU meter but were scared off by the signal process you need to study this tutorial. The one drawback to the hardware choices made here is that there are only ...

Getting: "OSError: [Errno 13] Permission denied: '/dev/ttyACM0'" error? cd /etc/udev/rules.d sudo touch my-newrule.rules sudo vim my-newrule.rules KERNEL=="ttyACM0 ...

LED VU meters are popular devices, especially for those people who love music. With this device, you can easily look at the level of sound with a glance at the LEDs. if you are thinking about making ...

Here is a 3D light show that will astound you with its combinations. Inexpensive and easy to make thanks to an Arduino controller, the design enables you to play with the existing effects and, most ...

Components required to build a digital meter are simple and can be easily found in your local store; the complete list of components is given below. The complete schematic diagram of the Arduino ...