How to Make A Mini Digital Voltmeter

Best & Fast Prototype ($2 Without Extra Color Fee)
Check Out https://www.jlcpcb.com

Link : PCB Layout, Silkscreen, Schematic, Gerber File
http://bit.ly/2Pmqb50
Homemade 1.5-30V High Amp DC Adjustable Power Supply
https://youtu.be/B6PBDvvXXZQ

Components List :
ICL7107CPLZ Analog to Digital Converter
7660S Switching Voltage Regulator
4 x 7-Segment Display (Common Anode)
40 Pin IC Base/Socket
8 Pin IC Base/Socket
100K Resistor
15K Resistor
10K Resistor
1M Resistor
47K Resistor
220 Ohm Resistor
10K Potentiometer
100pF Capacitor
2 x 100nF Capacitor
10nF Capacitor
470nF Capacitor
220nF Capacitor
2x2 Pin 5mm Screw Terminal
100uF 25V Capacitor
2 x 10uF 25V Capacitors
3 x 1N4148 Diodes

Видео How to Make A Mini Digital Voltmeter канала Creative Science