Published On Dec 15, 2017
In this episode I will show you in great details how to build this USB load tester. It's very useful, if you're working with USB devices.
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USB load tester schematic: https://i.imgur.com/5jAaCRj.png
Parts list:
USB plug + USB port
double sided perfboard - 2cm x 8cm (or bigger)
panel voltmeter/ammeter
2 x push switch
2 x LED (3mm)
2 x 220 ohm resistors for the LEDs
2 x 10W 5ohm load resistors (or 4.7 ohm)
and some wires...
Purchase links:
double sided perfboard: https://goo.gl/DzYgzh
Panel voltmeter/ammeter: https://goo.gl/KVV6h7
push switch: https://goo.gl/JEbUQz
3 mm LED: https://s.click.aliexpress.com/e/_DnB...
220ohm resistors: https://s.click.aliexpress.com/e/_DEf...
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