Circuit-Projects.com New Projects
4 Band, 5 Band and 6 Band Resistor Calculator Tool
Graphical resistor calculator tool.Quickly understand the resistor color code.
PCB Trace Width Calculator
Internaland External PCB Trace calculator tool.
Wire Self Inductance Calculator
Wire, Parallel Wire, Coax, Wire over Plane, Loop, Rectangle Loop, Coil, Broadside Trace, and Edge Coupled Traces

Infrared Illuminator Made With LEDs

Infrared Illuminator Made With LEDs

As infrared LED array came up with technology and state of the art electronic and optical components that will bring us the ultimate in day and night vision efficiency and high power infrared output.

Animated Necklace with LED

Animated Necklace with LED

This project is all about making accessories that was made from a various color of fading LEDs. It may cost inexpensive and cheap, but the awe factor of having this is surely a huge success.

Build a Laser Spy Microphone

Build a Laser Spy Microphone

This tutorial wont be the most practical recording setup you have ever used, but it is an interesting bit of science and a great DIY project.

Constant Current Dummy Load for Power Supply

Constant Current Dummy Load for Power Supply

This project is made out of few junkbox parts and builds a useful constant current load for switch mode power supply, battery testing, and other applications. A dummy load is traditionally a big resistor you connect across the output of a power device when testing it.

Lamp that Glows Whenever Space Station is Overhead

Lamp that Glows Whenever Space Station is Overhead

The idea of this project is to come up with a really neat desk lamp that provides a visualization of when the International Space Station is overhead. This lamp was built to illuminate as it serves as a signal whenever it s overhead as long as the station is more than 10 degrees above the horizon.

Speed Up Your Fan By Adding Counter Table

Speed Up Your Fan By Adding Counter Table

Want to add a speed to your fan that most of us don’t have? This tutorial will help us in how to put a cable to help you monitor how fast the spin of your fans.

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