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Simple clap circuit

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How good it would be if you can switch on electrical appliances by just clapping your hands (the King style )!  The basic of that thought process is a simple clap circuit. Apparatus required : 1.IC 4017 2.Potentiometer 10k 3.IC LM 741 4.Led 5.Resistors -1 k,10 k ,22 k ,470k 6. 9 V battery 7.Microphone 8.Bread board 9. Wires as required. Procedure : 1.Connect the parts as shown in circuit diagram.(its just child's play) 2.Once the connections are over ,give the power supply and check the working of the circuit . Adjust the potentiometer to control the resistance. In the shown  case below ,instead of bread board we have done it with a PCB board which was fabricated at ACCET . The PCB design was facilitated with the use of chemicals(cupric chloride+HCl. It is none other than commercial nail polish remover) to etch the design of circuit on board. Ki cad software was used for the design. To know more on PCB design, Drop a mail to accetnews@gmail....
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Thiran -alumni session: Mr.Balaji sheshadri  conducted a session last Saturday (on embedded C). Around 76 students attended the session and got benefitted .He also gave various project ideas to the students . Mr.Balaji guiding the students in the session  Muthamizh Mandram :      Our very own literary club Muthamizh Mandram had been successfully  inaugurated with  the name  ‘Agazh’ meaning ‘search’ and a tagline  ‘ Idhu Dravidargalin Thedal ’. Mr .A.P.Natarajan , Professor of Annamalai University was the Chief Guest. A debate on the topic “ PROS AND CONS OF SOCIAL AND FAMILY CHANGES  ” had been arranged. Certificates were given to those who participated in cultural events conducted by GCT last Saturday.   EEEA:                            EEE Association of our college inaugurated its  18th National level technical symposium “ALCONESY-2K15” for ...

Mechasso,Alconesy and much more

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Thiran -alumni visit : Mr.Balaji Sheshadri (accet alumnus) is to visit our campus coming Saturday to conduct a session on embedded C . Interested students were advised to register their names to their respective Thiran OGC(ororganizing committee members). Mechasso: "MECHASSO" (Mechanical association of ACCET)was inaugurated on August 21. The Chief guest Mr. S.Baskaran ME., (Argos pvt ltd) an entrepreneur gave lots of lively concepts about entrepreneurship. Certificates were distributed for our college's SUPRA, EFFICYCLE and SOLAR-CAR teams. Mr.Baskaran shares his views on entrepreneurship   Rotary -marathon for a cause : To enrich and enhance the environment towards the path of development the ideas may be many. In that Rotary came up with an idea of marathon which started  from Alagappa university at 7a.m., for LITERACY AWARENESS on 24th August which is to be noted as 4th marathon race conducted by the  Rotary club of Karaikudi .School children , AUCPE ...

Simple LCD display

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Arduino- an introduction : Arduino    is an  open-source computer hardware and software company, project and user community that designs and manufactures  microcontroller -based kits for building digital devices and interactive objects that can sense and control the physical world. Do you have a LCD display idle your place ? Then come on! Let's start programming it using Arduino UNO r 3 kit. Apparatus required : 1.Arduino Uno R3 2.LCD display 16×2 3.USB cable 4.Arduino software for burning program on the board 5.Few connecting wires 6.Bread board Procedure : 1.Fix the LCD display in the bread board . 2.As shown below the respective pins are in the LCD display are connected to those in the arduino kit. 3.Choose the input pins in the program .specify the delay value in the position counter loop. 4.Once the errors are null in the program ,burn it in the arduino board . 5.And the display is ready ! Caution :  ...
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The I-day at ACCET: Our college "ACCET" celebrated the independence day  in a grand manner.The Principal of ACCET addressed the gathering and  hoisted the national  flag. NCC members of ACCET performed a parade with great coordination and pride!! Ncc troop of ACCET Muthamizh mandram : Muthamizh Mandram of ACCET will be having its inaugural function soon   .For adding cream to the cake, they are conducting a debate on recent interesting social issues, short stories, poems, Mime, essays, Mono act,a special Oratorical contest, Short film and Traditional songs. Interested Accetians can attend the event and the shortlisted candidates would be sent to ‘ PAYINTHAMIZH VIZHA’, a great Tamil festival at GCT, Coimbatore.                   . Last date for submission of Short stories is 26.08.2015. For other contests topic will be given on the spot. Smell your surrounding! (Special article ) What is knowledge? I...

Soldering using a pencil

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A pencil ! What can a pencil do apart from writing scriptures?  Can a pencil be converted to a soldering rod ?  Yes! and here's the possibility of using pencil as a heater element . Apparatus required  : 1.Normal pencil /mechanical pencil 2.soldering lead 3.12 v ,6Abattery 4.connecting wires as required Procedure : 1.Cut size the pencil such that a provision for wire .Cut it along its curved surface area without damaging the graphite lead in the middle . 2.Connect positive terminal of the battery to the pencil . 3.Negative is connected to the soldering lead . 4.Start soldering in the usual method with the only exception that we are using a pencil instead of a heating rod! Not a pen ,also pencil is mightier than sword ! Please do try this in your place of choice .In case of mechanical pencil , you can save time for shaping the pencil for usage .You can directly connect the supply to the graphite lead . Heater element (temperature control...