If short circuited or overloaded this led will turn off.
Isolated guitar pedal power supply schematic.
The schematic uses a simple power supply circuit converting ac to pulsating dc smoothing it with capacitors and running it through voltage regulators for fixed dc outputs.
This effect power supply is a safe and secure pedal board power supply 10 isolated outputs isolated short circuit overcurrent protected each output features a blue led.
An isolated power supply i recommend is the voodoo lab pedal power 2 plus click to see on amazon it is seen by many guitarists as the best power supply for guitar pedals available right now.
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The iso brick boasts 10 outputs making it possible to run a wide range of pedals with noise free dc power.
Some pedal power problems can be fixed by switching to an isolated power supply.
For example if you don t have any 5v pedals you can just swap the 5v power regulator for a 9v regulator and now you ll have double the 9v power.
For cable connectors between the power supply and pedals i decided to use 3 5mm stereo jacks inspired by dunlop dc brick which uses mono 3 5mm jacks.
When lit this led indicates a good connection.
Guitar pedal power supply feature.
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When pedals share the same power output unwanted noise and interference can be introduced to the signal.
This phenomenon is most common in daisy chained pedals.