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Schematic Diagram of Dashboard Digital Voltmeter

2015-01-12 02:31  
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If you want to try to make a dashboard digital voltmeter, the illustration below showsThe Schematic Diagram of Dashboard Digital Voltmeter.

Dashboard Digital Voltmeter Schematic Circuit

This Dashboard Digital Voltmeter is built with semiconductor parts such as  two 1N4002 diodes, electrolytic capacitor, tantalum capacitor, potentiometer, 5V DC voltmeter, analog to digital converter (ADC), BCD display driver, LED, and three 2N2907 PNP transistors.

If you want to read details aboutDashboard Digital Voltmeter Circuit Diagramincluding part lists, the PCB building and the placement of the components, you may download the article in full pdf here.