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More project information (schematic, parts list, code, pictures,.....) on Instructables: https://www.instructables.com/id/Make...

Parts list (incomplete, see Instructables for more, affiliate links):
Aliexpress:
1x TLC555: https://s.click.aliexpress.com/e/_dTr...
1x TC4420: https://s.click.aliexpress.com/e/_d9e...
1x IRLZ44N MOSFET: https://s.click.aliexpress.com/e/_dWh...
1x 100W High Power LED: https://s.click.aliexpress.com/e/_dWf...
1x 7815 Voltage Regulator: https://s.click.aliexpress.com/e/_d6r...
1x 50k Potentiometer: https://s.click.aliexpress.com/e/_dX8...
1x 25k Potentiometer: https://s.click.aliexpress.com/e/_dX8...
2x 1N4148 Diodes: https://s.click.aliexpress.com/e/_dYR...
2x 4.7uF, 1x 100uF Capacitor: https://s.click.aliexpress.com/e/_d7d...
1x 0.1uF, 1x 470nF Capacitor: https://s.click.aliexpress.com/e/_dU4...
Ebay:
1x TLC555: http://rover.ebay.com/rover/1/711532...
1x TC4420: http://rover.ebay.com/rover/1/711532...
1x IRLZ44N MOSFET: http://rover.ebay.com/rover/1/711532...
1x 100W High Power LED: http://rover.ebay.com/rover/1/711532...
1x 7815 Voltage Regulator: http://rover.ebay.com/rover/1/711532...
1x 50k Potentiometer: http://rover.ebay.com/rover/1/711532...
1x 25k Potentiometer: http://rover.ebay.com/rover/1/711532...
2x 1N4148 Diodes: http://rover.ebay.com/rover/1/711532...
2x 4.7uF, 1x 100uF Capacitor: http://rover.ebay.com/rover/1/711532...
1x 0.1uF, 1x 470nF Capacitor: http://rover.ebay.com/rover/1/711532...

In this project I will show you how the stroboscopic effect works and how we can use it to determine the RPM of a motor. Also I will be showing you how to create a simple LED stroboscope at home by utilizing an Arduino or a 555 Timer circuit. Let's get started!

Thanks to JLCPCB for sponsoring this video
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Music:
2011 Lookalike by Bartlebeats
Killing Time, Kevin MacLeod
(incompetech.com)