Great Light Sensitive Intruder Alarm Circuit
Intruder alarms are a device that is quite popular in areas that have a high level of security, and civil homes that can detect actions that can interfere. There are … Read more →
555 Circuits
Continuity Tester Circuit based IC 555
This circuit can be used to detect the high and low resistance of a speaker. Which can be indicated by the tone heard on the loudspeaker being tested. When the … Read more →
Simple Hulda Clark’s Zapper Circuit with 555 IC
This circuit was originally designed in 2003 by using IC 555 as a 30kHz square wave frequency generator. The red LED lights up immediately when the circuit is turned on. … Read more →
Car Tachometer circuit based 555 IC
IC 555 in this circuit is configured as a monostable multivibrator that has one input. because monostable circuits have a certain period, the number of periods is determined by a … Read more →
Bi-Polar LED Driver Circuit
This circuit is called a bi-polar led because it consists of two LEDs, each of which has a different polarity. These two LEDs will emit light alternately. The light turnover … Read more →
