Split parallel outdoor power supply

Should I build a dual power supply splitter circuit?

If you need a dual power supply. But you only have a single supply source. So should build this power supply splitter circuit.

Do op-amps need a split supply?

They need a split supply. The output terminal has positive, negative, and ground. But most power supplies have only a single output (positive and negative). So, you cannot use them to power op-amp circuits.

What is an isolated power supply?

If you have a power supply with isolated outputs, you essentially have several different power supplies – to the pedals, each output appears as its own separate power supply. This is a good setup, since keeping the pedals on their own isolated power sources stops them from interacting through the power lines.

Is it possible to split a power supply?

@user1587736 yes your splitting is not an issue - parallel runs, the length of your runs is very short. I would just run them directly from the power supply - if you do not desire that - buy a two wire terminal tab. connect to power supply and run wires equally from terminal tab to lights - search for 3 Pin Compact Wire terminal.

Do you need a dual power supply?

If you need to use a dual power supply. But you only have a single supply. So, you should build a power supply splitter circuit like this. Often the many op-amps have this problem. They need a split supply. The output terminal has positive, negative, and ground. But most power supplies have only a single output (positive and negative).

Can a dual power supply power an op-amp circuit?

The output terminal has positive, negative, and ground. But most power supplies have only a single output (positive and negative). So, you cannot use them to power op-amp circuits. Do not worry about this problem. You can just build the power supply like this. It will change the input voltage into the dual rail. Dual power supply