Preetha Moorthy

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Introduction to Electronics

Assignment 1

File.assignment1-mod circuit.jpg

schematic diagram

File.modcircuit-onion.jpg

built circuit


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Modulation Circuit:

For the modulation circuit, different resistors and capacitors were used to get the different resistance from different objects in the form of sound.




Assignment 2

File.switches-piezo.jpg


schematic diagram


File.switch-circuit built.jpg


built circuit


Switches:

The switch circuit is built using a piezo as a form of switch. FIn the circuit, the piezo is connected to the output pin. When the piezo is used (by clapping it on the hand) the LED turns on for 15 seconds.