Theft alarm circuits are quite famous and you probably could have seen plenty of different versions of it. The above circuit is yet another burglar alarm circuit but a simple one which would take only 5 to 10 mins of…
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Beacons are used for the purpose of guiding travelers or marking significant places or things. In early days fire and light serves as beacon for travelers as explorers. Nowadays beacon have evolved very much from fire and light. While on…
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The industry of Electronics is going through a paradigm shift as there is an increase in demand of devices which consume less power. It also had a significant effect on hobbyists, tinkerers and engineers as market for 3.3v components…
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Spy Bug circuits are something that’s used when we need to listen to conversation without being noticed or to simply put to spy on a person. Generally Spy bug circuits are constructed using a Mic, amplifier and speaker. The medium…
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FT232 is a USB to TTL Serial converter IC used in applications where USART devices need to communicate to external devices through USB. This IC is compatible with USB 2.0 speed and standards. In fact this Chip was used in…
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IC ULN2803 Pin Diagram ULN2803 is a High voltage, high current Transistor Array IC used especially with Microcontrollers where we need to drive high power loads. Thic IC consists of a eight NPN Darlington connected transistors with common Clamp diodes…
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MAX232 IC Pin diagram MAX232 is a widely known IC used for establishing serial communication between Microcontrollers and Personal Computers (PC). This IC is used to convert TTL/CMOS logic levels to RS232 Logic levels during the process of serial communication….
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