Infrared Alarm
Wireless Infrared Alarm Circuit An infrared alarm is an alarm that works via infrared. Infrared is used as a sensor, from an infrared transmitter to the receiver. When infrared lights are blocked by people who passing through it, the alarm will activate a buzzer. This infrared alarm is suitable for use in a corridor or small gate to detect people [...]
Motion Sensor Outdoor Lighting
Motion Sensor Outdoor Lighting Circuit Explained Motion sensors can be interpreted independently represents a measure of change in motion that can be a vector and / or velocity of an object or an object in a field of view where there is a physical interaction between mechanical equipment with a field of view. From this point, we will determine what [...]
Home Burglar Alarms
Simple Home Burglar Alarms Circuit For those who want the effort to prevent theft in the neighborhood, home burglar alarms become an important tool. To realize an alarm system for your home can be complicated and expensive. Many home security systems are offered ranging from sirens to the video monitor, but still must consider the cost should be excluded. This [...]
Fake Car Alarm
Fake Car Alarm Circuit This is a fake car alarm that is a very simple circuit. This circuit uses IC 555 is known as a LED flasher, recommended for the beginner for the first time assembling a flashing alarm. This circuit is quite easy to build, with just a single IC 555 with a few additional passive components resistors and [...]
