Code lockers are used for security purposes and it is of many types based on their complexity and level of security they provide. Here we are going to see building of simple code locker circuit using decade counter IC CD4017….
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Amplifiers are very necessary element in any project dealing with signal strength and quality. Similarly Audio amplifiers are used to amplify the strength of speech signals and makes it more audible by amplifying it and put it through a speaker….
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Parking Lights are extremely useful especially during night. These lights will assist you to park vehicles in your garage properly and avoid damage of your vehicle from hitting nearby objects. This parking lights circuit uses light beam from headlight…
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Device activators are the circuits which is capable of switching high power appliances using simple components. Generally device activator circuits uses simple push buttons and switches as an activating element to trigger the operation of device. However in this device…
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Cell Phones have became an essential gadget in our day to day life. But it will be annoying when used at inappropriate places like hospitals, schools, theatres and so. For this purpose Cellphone Jammer circuit is used to block the…
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Testing the continuity of a circuit is an essential step when comes to debugging hardware. Hardware debugging can be a real pain when we are not equipped with proper tools and devices to handle it. This Continuity tester circuit will…
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Everyone loves music and some have the habit of wearing their headphones all the time listening to cool music. For those music fanatics this headphone amplifier circuit will be a great hobby build since it delivers amplified mind blowing music…
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