Making Simple Variable Bench Power Supply

I'll show you how to make a DIY adjustable power supply.
Supplies:
LTC 3780: amzn.to/3MzoxKI
12v power supply: amzn.to/3IetIx1
Mini 360 buck converter: amzn.to/41ZsYTT
Voltage/current display: amzn.to/3pNW9vC
Potentiometers: amzn.to/3WeFRrW
Fan: amzn.to/450k76S
AC inlet module: amzn.to/3M9La7f
Banana plug jack: amzn.to/45c2ill