Arduino Bar graph Stereo VU meter on VFD display GP1287
https://maker.pro/arduino/projects/arduino-bar-graph-stereo-vu-meter-on-vfd-display-gp1287
A simple Stereo VU (Volume Unit) meter that represents the intensity of an audio signal using a series of bars. VFD Display type is GP1287.
How to Make EM84 (6E2) Vacuum Tube Stereo VU Meter
https://maker.pro/analog/projects/how-to-make-em84-6e2-vacuum-tube-stereo-vu-meter
This VU meter is very sensitive, has great dynamics, and the response time is instantaneous, and would be a great visual addition to a tube amplifier.
DIY Function Signal Generator using ICL8038
https://maker.pro/pcb/projects/how-to-make-a-simple-mobile-phone-detector-cell-phone-detector-simple-project
In this video tutorial, I show you step by step how you can make DIY Function Signal Generator using ICL8038
Introduction to Car Audio Amplifier IC
https://maker.pro/pcb/projects/introduction-to-car-audio-amplifier-ic
A car audio amplifier IC is a crucial component in modern car audio systems, responsible for enhancing the audio signal and delivering powerful sound to the speakers. Car audio amplifier ICs come in various configurations, from single-channel (monoblock) to multi-channel setups, catering to different car audio system requirements.
How to Build a Cellphone-Controlled Robot
https://maker.pro/pcb/projects/mobile-controlled-robot
Make this quick, simple robot that can operate in as large of a range as your network provider's coverage area.
How to Make Your Own Remote-Controlled Car
https://maker.pro/pcb/projects/remote-control-car
A step-by-step guide to make a simple remote control car that operates in RF (radio frequency).
Electronic T-Shirt: How to Make a Sensor-Filled Shirt
https://maker.pro/pcb/projects/e-tshirt-diy-tutorial
This t-shirt has an e-ink display for the wearer’s heart rate, skin temperature, and galvanic skin response.
How to Make an AM Transmitter/Receiver for Morse Code
https://maker.pro/pcb/projects/morse-code-part-make-simple-transmitter-receiver
Learn how to create a Morse code system you can use to communicate with others over a distance.
How to Make a Spy Microphone: The Acoustic Telescope
https://maker.pro/pcb/projects/build-diy-spy-microphone-acoustic-telescope
This acoustic telescope will allow you to hear noises and voices from far away.