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DIY Lab Bench Power Supply

2014-02-22

[public] 635K views, 11.6K likes, dislikes audio only

channel thumbGreatScott!

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Previous video:/youtube/video/x3KAXjnP06o

More project info on Instructables: http://www.instructables.com/id/DIY-Lab-Bench-Power-Supply/

Parts list (affiliate links):

Aliexpress:

5x Binding posts (red): https://s.click.aliexpress.com/e/_dZftVoF

1x Binding post (black): https://s.click.aliexpress.com/e/_dZftVoF

1x Toggle Switch: https://s.click.aliexpress.com/e/_d9dxPD5

1x 3mm Green LED: https://s.click.aliexpress.com/e/_dT0Osqb

1x 3mm Red LED: https://s.click.aliexpress.com/e/_dT0Osqb

2x 220Ω Resistor: https://s.click.aliexpress.com/e/_dTPpXjt

Shrinking tube: https://s.click.aliexpress.com/e/_dXH34Rz

In this video I am going to show you how to convert an old ATX computer power supply into a powerful lab bench power supply with only some low priced parts and solder. Join me for this really useful build.


convert a regular atx power supply of any computer
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need firstly six binding posts four or five voltage rails
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all the necessary holes for the binding post
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sold up the resistor to the anode of the leds
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strip the isolation of all those wires and solder
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connect the purple 5 volt standby wire to the resistor
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use 2 10 ohm resistors in parallel
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