McDuory Control Box (Power Supply) with Remote Controller

howdy and welcome to my channel this is a project video on I remote power supply switch box it is probably going to be the simplest project I ever have on my channel the funny thing however is that is also a device that I have used the most often so you know go figure in this video I will show the problem the fix and then an example of connecting the power supply with a switch box to a breadboard with an operational amplifier since this is for hobbyists and people getting into experimenting with electronics this would be a great first project and many I think would find it most useful starting out probably the first two instruments you'd want for your workbench or a power supply in a digital multimeter and then the switch box would be helpful when experimenting with breadboard circuits ok so taking a look at the problem here i have an inexpensive power supply it's the mastic hy 300 3d t