Everything for Electronics
Nuts & Volts Magazine (October 2016)

Tricky Train Control with an Analog VOX

By Randy Keenan    View In Digital Edition  

This project enables you to control your model electric train using your voice: make it stop and go, and move forward and reverse. It is a simple sound-activated switch (VOX) plus a little logic circuitry. Plus, it’s perfect to implement on other types of projects you’d like to command with your words.


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