RC Filter Calculator

The RC filter calculator will help you figure out the correct values for your resistors and capacitors to reach your desired frequency.

Fill out 2 of the 3 fields and leave one empty and hit "calculate".

How to create a basic 3 band audio equalizer

Create a 3-band equalizer that can sit between any audio source and speaker and you can use for any audio project.

Getting started with 433Mhz RH Modules

Learn how to get started with using 4333Mhz RH modules to wireless communicate between your microcontrollers.

How to create your own audio amplifier with the LM386

What are n-channel and p-channel mosfets and which should you use? How should you use it with an Arduino?

Easy over voltage and reverse polarity protection

Learn how to protect your circuit from reverse polarity.

Understanding Mosfets

What are n-channel and p-channel mosfets and which should you use? How should you use it with an Arduino?

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RC Filter Calculator

RC Filter Calculator

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