The car headlight reminder circuit can be used to warn the driver that he has left the car’s headlight switched on after leaving the car. You then are up for […]
4.5 V, 6 V, 9 V , 12 V Power Supply Circuit
THIS little power supply supplies a range of switch selectable output controlled voltages from 4.5 to 12 volts, selectable by a switch. The supply provides up to 400 mA and […]
Audio Frequency Meter Circuit
ON SEVERAL events it is really beneficial to manage to establish the frequency of an audio signal. Usually, the consistency and cost of a commercial frequency meter is not really […]
220 V Touch Switch Lamp Circuit
IN THE 220 V touch switch lamp circuit explained during this project, it was described how the action of the switch needs to be touch on touch off, and that […]
Simplest Stereo Amplifier Circuit using IC LM380
In this we learn how to build a simplest stereo amplifier circuit using a couple LM380 ICs. LM380 is an audio amplifier employed specifically for power audio amplification requirements. It […]
Home Intruder Alarm Circuit
THE RISE in crime rate is normal to the overall western world, and is apparently relevant to wealthiness instead of to poverty as was formerly assumed by a lot of […]