0-20V Bargraph Voltmeter

0-20V Bargraph Voltmeter


0 – 20V LED Voltmeter kit displays the voltage of the source using 20 LED’s. This projects is based on the famous LM3914 IC from National Semiconductor.

Power Supply Input: 5 VDC Max @ 30 mA in DOT mode and 300 mA in BAR mode

0-20V Bargraph Voltmeter – [Link]

Mike is the founder and editor of Electronics-Lab.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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