How to use a cheap DT830B digital multimeter to measure voltage and amperage

How to Use a DT830B Digital Multimeter to Test Voltage and Amps

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In this tutorial and review, you will see how to use a cheap DT830B digital multimeter to measure the voltage and amperage of a computer fan. Please watch the video to see how to use this digital multimeter. DC Voltage measurement using a DT830B multimeter Firstly, let’s see how to […]

How to use a cheap LM317 adjustable / variable voltage regulator

How to Use a LM317 Voltage Regulator

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In this tutorial, I will show you how to use a LM317 voltage regulator for your DIY electronic projects. This module is also known as a buck converter, step down power supply or DC-DC linear regulator. You can buy one easily online. These modules are inexpensive. In addition, they include […]