139- Cellphone Device SCR
$21.50 – $71.50
This circuit uses a small signal from the cell phone speaker that is sent to an optoisolator to trigger an SCR, which fires a DET.
The parts in this kit will allow the student to complete this lab.
Choose “Full Kit (PCB + Parts)” for a solder kit that includes all required parts for the build, a quick reference card and support from our amazing community of makers.
Choose “Assembled and Tested” for a fully assembled and tested ready to use device and reference card.
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