A simple 9-12 volt DC-DC converter. A converter for a multimeter and more.
◄A step-up converter circuit for a multimeter. It can operate in various voltage ranges, for example, boosting 1.25 volts to 9 volts, meaning it can be used to power a multimeter with a AA battery. It can also boost 3 volts to 12 volts and power a car LED.►
🔥 All circuits and materials from the video are available in the Telegram channel:
https://t.me/radiomansarda
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