Electronics Engineering Project

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ELECTRONICS ENGINEERING PROJECTS
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ELECTRONICS ENGINEERING PROJECTS
In the kit LED based running display creates an
eye-catching running display effect using LEDs.
It can be used to light up borders of animations,
pictures, etc, and also for short word displays.
In the kit LED based running display first block
is power supply in which the input is 230V AC
which is step down using the transformer
(12-0-12) .The 12V ac input is fed to the bridge
diode to gives 12V pulsating DC. This DC
voltage is filtered through the capacitor to
remove the ripples. The filtered DC is fed to
7809 regulator to fetch 9v regulated output. To
Know more, please visit http//bit.ly/1SV3HQ6
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