6v Battery Charger Circuit With Auto Cut Off Using LM317 And BC547

6v Battery charger circuit with auto cut-off | kitszone.com

Here іѕ a circuit whісh саn charge a 6V,4.5AH lеаd-асіd battery that are соmmоnlу used in еmеrgеnсу lіghtѕ. Wіth this сіrсuіt, wе саn lеаvе thе battery сhаrgеd all time wіthоut the fеаr оf оvеrсhаrgіng. The hеаrt оf the сіrсuіt іѕ thе popular rеgulаtоr IC LM317T. Aѕ per thе mаnufасturеr'ѕ specification, thіѕ IC can hаndlе іnрut voltage uрtо 37V аnd dеlіvеr current of 1.5A.

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Basic Automatic Water Level Controller Circuit Diagram Using 555 timer Ic

Automatic water level controller using 555 basic circuit

Automatic Water Level Controller Circuit Diagram Using 555 timer Ic For Overhead TankHere is a simple water level controller using the 555 timer ic which will monitor the overhead tank. It will automatically switch on the motor when the level of water falls below the predetermined bottom level and switches …

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Semi-Automatic Water Level Controller Circuit Project Using 555 Timer

semi automatic water level controller circuit project using 555 timer

This is a very simple water controller circuit built using the popular 555 timer ic. It is called as semi-automatic water level controller because we have to manually switch on the circuit and it will turn off the water pump automatically once the level of water touches the contact type …

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Power failure and resumption alarm cum indicator circuit using 555 timer ic

Power Failure And Resumption Alarm Cum Indicator Circuit Project Kit

Power Failure And Resumption Alarm Cum Indicator Circuit Project from KJMIndia This is a very simple circuit built using only few components to detect ac mains power failure and its resumption. The heart of the circuit is the most popular timer Ic 555 which is wired as monostable multivibrator. Bty, …

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20 Led Chaser Circuit Without Ic 555 | How To Build A Light Chaser Circuit Using Cd4017 And Cd4013

20 Led Chaser Circuit Without Ic 555 | How To Build A Light Chaser Circuit Using Cd4017 And Cd4013

This is a simple 20 led chaser circuit built using the decade counter ic CD4017 and Dual flip flop ic CD4013. CD4017 is wired as divide by 10 counter. One flip-flop of CD4013 is wired as multivibrator and another flip flop is wired as divide by 2 counter. Output pin …

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Water Level Indicator Circuit Project Using IC 555 With Motor Dry Run Protection Alarm

Components Required:Resistors (All 1/4W)R1 – R6 – 1MR7 – R12 – 220KR13 – R17 – 1KR18 – 3.3KR19 – 1MR20 – 100K (Preset)R21 – 1KR22 – 1.5K Capacitors:104(0.1uF) – Ceramic Disc – 1 no.100uF,25V – 1 no.470uF,40V – 1 no. IC:U1- CD4049 (with Base)U2-555(with Base) Diodes:D1 – LEDD2 & D3- IN4148DB1- W04 (Bridge …

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Using artificial intelligence to enrich digital maps

A model invented by researchers at MIT and Qatar Computing Research Institute (QCRI) that uses satellite imagery to tag road features in digital maps could help improve GPS navigation.   Showing drivers more details about their routes can often help them navigate in unfamiliar locations. Lane counts, for instance, can enable …

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How well can computers connect symptoms to diseases?

A new MIT study finds “health knowledge graphs,” which show relationships between symptoms and diseases and are intended to help with clinical diagnosis, can fall short for certain conditions and patient populations. The results also suggest ways to boost their performance. Health knowledge graphs have typically been compiled manually by …

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How to verify that quantum chips are computing correctly

In a step toward practical quantum computing, researchers from MIT, Google, and elsewhere have designed a system that can verify when quantum chips have accurately performed complex computations that classical computers can’t. Quantum chips perform computations using quantum bits, called “qubits,” that can represent the two states corresponding to classic …

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19 + 19W Stereo Bridge Amplifier Circuit Using LA4440

Stereo Amplifier Board

Shown below is the one section of the stereo amplifier using LA4440. Parts Required: Capacitor: C1 – 10uF,16V C2 – 220uF,16V C3 – 2A222J C4 – 220uF,16V C5 – 220uF,16v C6 – 220uF,16V C7 – 220uF,16V C8 – 2A104J C9 – 2A104J C10 – 2200uF,25v Resistors R1 – 100E R2 …

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12V CFL Inverter Circuit Using 3525 IC | Mini Inverter Circuit

12v cfl inverter circuit board

This circuit is used to drive a regular a/c cfl bulb upto 32 watts. You can try it by using more watts bulb or changing the transformer. The output of the sg3525 is fed to the transformer through two Mosfets. The pinout diagram of sg3525 is given below: Components Required: …

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Tool predicts how fast code will run on a chip

MIT researchers have invented a machine-learning tool that predicts how fast computer chips will execute code from various applications.   To get code to run as fast as possible, developers and compilers — programs that translate programming language into machine-readable code — typically use performance models that run the code through …

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