In this post I will explain a simple yet very accurate temperature controller circuit using IC LM35, featuring an automatic cut off with a push button latch. LM35 is a […]
New Circuit Projects
Flashlight Circuit with Long Backup and High Efficiency
There are two main advantages of this highly efficient flashlight circuit with long backup. Firstly, it uses only a single 1.5V AAA cell and illuminates a 3.3V LED. Secondly, the […]
Car Battery Warmer Circuit
The main objective of this car battery warmer circuit is to make sure that even in extremely low temperatures, the battery can be charged and discharged satisfactory. The design idea […]
Simple Motorcycle Security Alarm Circuit
In this article I will explain a simple motorcycle ant-theft security alarm circuit using a tilt switch and a TTP223 touch switch. The circuit was requested by Mr. Sergei, as […]
Day/Night Triggered Automatic Door Lock Circuit
In this post I will explain a simple day, night triggered automatic door lock circuit, which can be used for autonomously unlocking a kennel door during day break, and locking […]
Flashlight Activated Burglar Alarm Circuit
This flashlight triggered burglar alarm circuit will instantly switch ON an alarm as soon as it detects light from the burglar’s torch or flashlight. Burglars and thieves normally set out […]