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The Smart Greenhouse

The Smart Greenhouse is based on the vision of a greenhouse that would not rely on any human adjustment while maintaining a perfect micro-climate for a particular crop being cultivated inside. In other words, ideally this greenhouse could be left for a year in any (reasonable) climate and the seeds... Read more »

LED Sound Meter

In this guide you will learn to created an array of leds that visually represent the volume picked up by an electret microphone. You will learn how to wire 3 different circuits which are the led array (which is really many individual circuits), the microphone, and a button which can... Read more »

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