Rangkaian Alarm Sepeda Motor Sederhana ini sangat berguna untuk menghindari terjadinya pencurian sepeda motor. Sirine dari alarm keamanan i...
Showing posts with label Alarm/ Buzzer. Show all posts
Showing posts with label Alarm/ Buzzer. Show all posts
Rangkaian Alarm Sepeda Motor Sederhana
Rangkaian Alarm Sepeda Motor Sederhana
Posted by | Published at 4:34 PM |
Alarm Pendeteksi Api dengan LDR
Alarm Pendeteksi Api dengan LDR
Posted by | Published at 2:43 PM |
Here is a simple fire alarm circuit based on a LDR and lamp pair for sensing the fire.The alarm works by sensing the smoke produced during ...
Refrigerator Door Alarm Circuit with LDR
Refrigerator Door Alarm Circuit with LDR
Posted by | Published at 12:28 PM |
The alarm circuit enclosed into a small box is placed in the refrigerator near the lamp. With the door closed the interior of the refrigera...
Water Activated Alarm Using IC 555 Circuit
Water Activated Alarm Using IC 555 Circuit
Posted by | Published at 2:18 AM |
This Water Activated Alarm circuit uses a NE555 timer wired as an astable oscillator and powered by the emitter current of the transistor B...
