Content for PCB

How to Make a Tone Control for Amplifier 2.1

“So on my Youtube channel, many people ask how to combine two amplifiers into one. The first amplifier is used for satellite speakers and the second amplifier is used for subwoofer speakers. This amplifier installation configuration can be called Amplifer …

Neopixel RGB LED Sword Prop

“Hi everyone, today I’m going to show you how to make a fantasy sword that glows using embedded Neopixel style LEDs. I must admit that I did not really have a reason for making this, other than I just …

Online Weather Station

“You will not believe it! But from the beginning. I was working on the next version of CoolPhone and the number of errors I made when designed it forced me to take a break from it. I put my shoes …

Please Do Not Water This Tree

“About two years ago, I made a little LED tree as a gift. An extremely simple design with 17 white 0603 LEDs soldered to magnet wire, twisted and bent to make branches, and combined them to a small LED bonsai …

Portable Disco V2 -Sound Controlled LED’s

“I’ve come a long way with my electronics journey since I made my first portable disco. In the original build I hacked together a circuit on prototype board and managed to build a neat, little pocket disco. This time …

Speed Line Follower Robot V4

“This is my second line follower robot (Version 4). Unlike the previous one, I have made the design of the printed circuit (Chassis). This is my second Line Follower Robot (Version 4). Unlike the previous one, I have made the …

8 Channel Infra-Red Remote-Control Arduino Shield Using ULN2803

“This is an 8 channel infra-red remote-control Arduino shield that can drive 8 high current loads such as LEDs, solenoids, multiple toy DC Motors, dual unipolar stepper motor, filament lamps, etc. Each channel consists of two parallel NPN transistors with …

Arduino Interactive LED Coffee Table

“I made an interactive coffee table that turns led lights on under an object, when the object is placed over the table. Only the leds that are under that object will light up. It does this by effectively using proximity …

Project  ByteMachine

ByteMachine

“Building an 8-bit computer is not exactly trivial. There are always many components involved which are normally connected to some common address and data bus with complex control signal timings for RAM, ROM and IO controller parts and whatnot. One …

How to Make a PCB Business Card

“Hey guys! I Hope you already enjoyed my previous post about “Bluetooth AT Commands Settings” and you are ready for a new one, as usual I made this tutorial to guide you step by step while you make your own …