Digital Voltmeter And Ammeter | DIY or BUY ??

$2 for 1-4 layer; PCBA from $0 (Free Setup, Free Stencil)
https://jlcpcb.com/DYE

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

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