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9th Grade Electronics Presentation

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9th Grade Electronics Presentation Powered By Docstoc
					ELECTRONICS

An electronics system has 3 parts – input , process , output

ELECTRONICS

ELECTRONICS

Input Devices Mic-sound to electrical

ELECTRONICS

L.D.R.-Light to electrical Thermistor-heat to electrical

ELECTRONICS

Thermocouple-heat to electrical Switch Solar Cell-light to electrical

ELECTRONICS
Output Devices Loudspeaker-electrical to sound L.E.D.-electrical to light Bulb-electrical to light Buzzer electrical to sound

ELECTRONICS

Relay-electrical to movement L.E.D. has to be protected by adding in a series resistor to take some of the supply voltage

ELECTRONICS
numbers in a 7 segment display can be produced by using 7 L.E.D.`s

ELECTRONICS
There are 3 process devices, The NOT gate The AND gate The OR gate


				
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posted:7/14/2008
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