Water to activated Relay circuit
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Speaker protector function to protect the speakers from damage caused by spikes in the audio signal when first turned on and the DC signal f... -
One technique relay drivers from the microcontroller or computer can be made with the driver PNP transistors like the article "Interfac... -
Stop Watch Digital in this article are manufactured using a source clock of timer IC 555 and to process the timing performance using the IC ... -
The frequency meter can be used to measure the frequency of 10 Hz-60Mhz. The frequency meter has a level of precision or resolution of 10Hz.... -
Power supply has 10A maximum current and output voltage can be set from 2 - 36VDC. Power supply circuit is quite simple, which is composed o... -
Simple Timer With 555 is one example of a simple timer and can be applied to electronic equipment. With 555 Timer Simple series takes advant... -
Real time controller is a device used to exercise control over household perankat continuously ongoing and scheduled. The series of Real Tim... -
Power Supply in this post is using a regulator which is composed of 2 pieces of NPN transistor. A transistor acts as a power regulator and a... -
Resistors in the market is diverse, there is the writing of the detainee use of color and writing code using numbers. In the article Reading... -
The existence of the peak indicator "Audio Peak Indicator" in an audio device is needed. Audio Peak indicator is a simple circuit ...
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