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Category: diyhacksandhowtos

Robotics | IoT

New Project: Limit TV Time with an Arduino-Controlled Relay

Most of us spend far too much time in front of the TV. So I designed a system that will automatically limit when and how much the TV can be on.
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The post Limit TV Time with an Arduino-Controlled Relay appeared first on Make: DIY Projec…

New Project: LED Matrix Dessert Tray

Everyone loves dessert, but what if they could light up and play animations? I’ll show you how to make a dessert tray with a built-in LED matrix.
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The post LED Matrix Dessert Tray appeared first on Make: DIY Projects, How-Tos, Ele…

New Project: Build a Motorized System for Raising and Lowering Hanging Plants

Hanging plants are a great way to add some green to your house. I designed a simple system for raising and lowering hanging plants with an electric motor.
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The post Build a Motorized System for Raising and Lowering Hanging Plants …

New Project: Add Light Up Effects to Backyard Games

Backyard games like Cornhole are a lot of fun. But you can make them even better by adding lights and sounds. By hooking up some simple electronics, you can make the board light up and play a victory fanfare whenever someone scores. Here is how to make…

New Project: Build Sensors for Squirt Gun “Laser” Tag

Everyone loves water gun fights in the summer. But you can always make something better by adding electronics to it. So I designed a set of water sensors and buzzers that will beep when they are hit with the spray of a water gun. This lets you play a g…

New Project: Build a Motion Sensing Alarm You Can Disable with a Resistor

I designed a DIY motion-sensing alarm that is controlled by a resistor. When an intruder is detected, a siren sounds that can be deactivated by touch.
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The post Build a Motion Sensing Alarm You Can Disable with a Resistor appeared…

New Project: Make a Box Set for Your Favorite Series

In this project, I am going to show you a simple method for creating custom box sets of whatever kind of media you are collecting.
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The post Make a Box Set for Your Favorite Series appeared first on Make:.

New Project: Adjustable Control Circuit for Heating Elements

Most soldering irons are either on or off; it would be much more useful if you were able to change the temperature of the iron. So I designed a simple control circuit that will let you adjust the output of a heating element.
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The post …

New Project: Sensor-Triggered Toy Race Car Timer

Racing toy cars, like Pinewood Derby or CO2 dragsters, is a lot of fun. But if you want to compare the results of multiple races, you need be able to accurately record the finishing times of each one. To do this, I designed a timer circuit that will au…

New Project: Wind-Powered Music Box

I designed a simple wind-powered music box
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The post Wind-Powered Music Box appeared first on Make:.