# Electronics Projects Circuit Diagrams

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## Presentation Description

In this presentation we have mentioned few mini electronics projects circuit diagrams, the complete information of these electronics projects can be found by clicking on the link given below of each schematic diagram.

## Presentation Transcript

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Introduction Circuitdiagram.org is making continuous effort in the field of electronics for helping electronic engineering students and electronic engineers by providing project ideas that can be used directly or added in their electronic projects. All the circuits on our website are reliable, versatile and can be further enhanced easily. We frequently come up with a new idea and add that new idea in the form of newly designed circuit on our website. So to get updated with our new added circuits do not forget to visit www.circuitdiagram.org often. Thanks Circuitdiagram.org Team.

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About This Presentation In this presentation we have mentioned some mini electronic circuits, the complete information of these electronic projects can be found by clicking on the link given at the bottom of each circuit diagram .

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Sensitive Sound To Light Project A very useful circuit diagram sound to light LED project that can blink LEDs on Voice or Music. For complete information about this project click here > Sound To Light LED Project

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Non Contact AC Voltage Detector Non Contact AC Voltage Detector Circuit. It flashes and LED and beeps a buzzer when AC voltage is detected. For complete information about this project click here > Non Contact AC Voltage Detector

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Temperature Sensor Relay Switch Simple and low cost circuit of a temperature sensor relay switch. For complete information about this circuit diagram click here > Temperature Sensor Relay Switch

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Simple 12V & 6V Battery Charger With Auto Cut off A simple & easy to build versatile & adjustable automatic battery charger for 12V, 6V & other voltage batteries with 5A, 10A or more charging current depends on relay used. For complete information about this project visit : http://www.circuitdiagram.org/12v-6V-battery-charger-with-auto-cut-off.html

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555 Repeating Timer This is an adjustable repeating timer using 555 IC. A relay switch is connected at the output to control AC & DC appliances. For complete information about this project click here > 555 Repeating Timer

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Low Battery Voltage Cutoff Or Disconnect Circuit This automatic low battery disconnect circuit will disconnect the battery from the load to save it from deep discharge / damage. For complete information about this project click here > Low Battery Voltage CutOff Or Disconnect

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Circuit diagram of completely automatic water pump controller using 555 timer IC. Very simple, reliable and low cost circuit. For complete information about this project click here > Automatic Water Pump Controller Automatic Water Pump Controller Circuit

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A very simple laser security alarm using only a single transistor & few other components. For complete information about this project click here > Simple Laser Security Alarm Simple Laser Security Alarm .

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A simple latch switch can be built using only two transistors. Using a relay switch at the output to control AC or DC appliances. For complete information about this project click here > Latch Switch Using Transistors Latch Switch Using Transistors.

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This mains fluctuation time delay circuit will save electrical appliances damaging from sudden mains voltage fluctuations. For complete information about this project click here > Mains Fluctuation Detecting Time Delay Mains Fluctuation Time Delay .

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A smart door bell that will become activated when someone knock on the door. The circuit is quite sensitive & can even detect a very slight knock. For complete information about this project click here > Door Knock Activated Bird Bell Door Knock Activated Bird Bell.

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This is a project of a universal automatic battery charger using 555 IC. The circuit can be adjusted to charge any voltage battery. For complete information about this project click here > 555 Universal Automatic Battery Charger 555 Universal Automatic Battery Charger .

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This useful main gate night light project can be used for security and power saving purposes. For complete information about this project click here > Motion Sensing Main Gate Night Light Motion Sensing Main Gate Night Light .

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Circuit diagram of a very simple and low cost plant watering or irrigation control system. For complete information about this project click here > Automatic Plant Watering / Irrigation Control Automatic Plant Watering / Irrigation Control.

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These are the few mini electronics projects from our website, there are hundreds of more new & unique electronics projects on our website, and new projects are added frequently. visit: http://www.circuitdiagram.org/ for more electronics projects.