LM386

The LM386 is an integrated circuit containing a low voltage audio power amplifier. It is suitable for battery-powered devices such as radios, guitar amplifiers, and hobby electronics projects.

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Low Budget Carriage Robot

“The Inspiration One of many solutions to help our front liners fight this pandemic is automating some of their tasks, that doesn’t need expert medical background to do it. One of those tasks is delivering things to the patient …

Li-ion Battery Bluetooth Scoreboard

“The Project is based on my Instructables from the last year: Bluetooth Table Tennis Scoreboard The Scoreboard is dedicated for amateur sport fans and table tennis player But it is not applicable just for table tennis. Can be used for …

How to Make a Wireless Tin-Can Telephone! (Arduino Walkie Talkie)

“Just the other day, I was in the middle of a very important phone call when my banana phone stopped working! I was so frustrated. Thats the last time I miss a call because of that stupid phone! (In hindsight …

Make a Ribbon Controller

“Ribbon controllers are a great way to control a synth. They consist of a touch-sensitive strip that lets you control pitch continuously. The electrically conductive strip called ‘velostat’ that responds to changes in voltage or resistance caused by moving your …

Electronic Loud Horn Using 555 Timer

“The LM555 generates an electronic horn signal which is amplified by an LM386. The tone and volume of the horn can be easily varied. The horn can be used in a car, scooter, cycle, and motorbike. Electronic Components: 1x IC …

LED Volume Bar

“My workshop is too bland. Despite the varnished, 80s-Esque wood planks that cover my walls, it lacks both color and of course: LEDs. Likewise, I often play music while soldering electronics. This got me thinking, could I combine both music …

Z20X Open-Source Computing System

“Z20X is a simple expandable DIY computing system, built around the eZ80 microprocessor. I chose eZ80 due to its native simplicity and full backward code compatibility with the great and very popular Z80 and Z180. The design goal of Z20X …

Arduino as Waveform Synthesizer for Music

“Imitate musical instruments and make music with an Arduino and only few external components! Most of you already know the tone() function from the Arduino Library. But this simply spits out a square wave and so it sounds rather boring …

Project  DrumKid

DrumKid

“Concept A drum machine which generates rhythms using probability. Imagine a traditional step-based drum machine, but where various dice are rolled for each step, with the resulting numbers used to determine the behaviour of the beat. Setup DrumKid is based …

Remote Controlled Computer Desk

“Recently I’ve encountered an issue, that my laziness became tremendous problem for me at home. As soon as I go to bed, I like to put some nice LED powered light with some series playing on my PC. But …