how to make small homemade automatic
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turret diy
For maximum mini-security, this RC Tupperware Turret delivers a formidable deterrent against food theft. While it lacks motion sensors, potential food thieves will think twice before attempting to swipe baked goods. This 11-hour project, designed by Chris of PyroElectro, emphasizes...
Simple Oscillator / Pipe Locator
Occasionally, there is a requirement to create a very basic oscillator. The circuit illustrated here is remarkably straightforward, utilizing only three components.
The described oscillator circuit typically consists of a resistor, a capacitor, and a single transistor. The operation of this...
Automatic safety flasher
This flasher activates only during nighttime, providing bright illumination and automatically turning off when sunlight is detected. The photocell should be positioned on top of the unit to maximize light detection.
The circuit for the nighttime flasher utilizes a photocell sensor...
Glue stck torch
This project, developed around 2005, involves constructing a torch using a glue stick, which conveniently accommodates an AA battery within its plastic casing. To create a functional battery holder, contacts for both the positive and negative connections are necessary. The...
Automatic toilet flushing circuit
The automatic toilet flusher is designed to restructure the traditional flushing mechanism, allowing for a single, reliable flush after each use. It features energy-saving capabilities and a long-lasting chip, ensuring ease of use even when disconnected from the power source....
MePADS
If you are considering building the Desert Ratt 2, it is advisable to read all the accompanying text, as it contains relevant construction details. Engaging with the comments and replies can also provide additional insights, as previous blog posts have...
Homemade metal detector circuit
This homemade metal detector circuit will assist in locating objects made of materials with relatively high magnetic permeability. It is not suitable for detecting certain metals.
This metal detector circuit operates on the principle of electromagnetic induction, utilizing a coil of...
Homemade metal detector
This homemade metal detector circuit is designed to locate objects made of materials with relatively high magnetic permeability. While it may not be sensitive enough for detecting buried coins, it can effectively identify larger metallic treasures. The circuit operates using...
Automatic Night Lamp Circuit PCB
It is very convenient to automatically light a lamp in our absence during the evening when it gets dark. This automatic night lamp circuit can be utilized to illuminate staircase lights, porch lights, etc., automatically using a domestic power supply....