Como hacer un probador de Optoacopladores, planos gratis free plans. RamosElectroDron
This optocoupler tester should be a must-have for anyone who repairs electronic boards; it's also very easy to make. You can find the PDF wiring diagram here. https://www.dropbox.com/s/klkhkgnhe9x... You can find the PDF design of the box here. https://www.dropbox.com/s/vjprtwugpi1... You can find the DXF design of the box here, for those of you with a laser cutter. https://www.dropbox.com/s/r8yy6hbzvbv...

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How to make a BLDC motor tester for inverter air machines. RamosElectroDron

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✅OPTOCOUPLER TESTER - THE SIMPLEST, CHEAPEST, AND MOST USEFUL TOOL FOR YOUR WORKSHOP

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✅️INCREIBLE HERRAMIENTA PARA COMPROBAR OPTOACOPLADORES

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🧠 Como hacer probador de optoacoplador y como funciona.

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How to tell if an optocoupler is damaged using a homemade tool

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AUDIBLE TESTER with LED indicator for the electronics workshop plus electrical diagram.

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How to make a mini air conditioner at home! This easy idea you’ll use every day

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INSTALL THE BUZZER IN THE DIGITAL MULTIMETER schematic multimeter DT830B

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