A simple circuit with the power supply leads connected to just a single 772 ohm resistor on a breadboard. [772 ohms as measured using a multimeter]. From the videohttps://www.youtube.com/watch?v=Oc98Et_OMCA&feature=youtu.be,you can see that I can't go past 7.07 V even when I turn the knob full righ…

Power supply phenomenon:Can't go beyond a certain voltage even when knob turned

John_Rae May 23, 2014, 1:36pm 3

Your PSU is current limiting - that's what the second LED is showing.

Topic		Replies	Views
limit current or voltage for a device? (noob) General Electronics	18	4874	May 6, 2021
Power supply outputs 0mA ?? General Electronics	8	1912	May 6, 2021
Voltage/Current output from Arduino Troubleshooting	9	17043	May 6, 2021
Current Confusion General Electronics	9	1988	May 6, 2021
Using an ATX power supply Motors, Mechanics, Power and CNC	20	14038	May 6, 2021