Investigating potential power current sources capable of handling both AC and DC currents using the LM317 current source.

I'd love to find an adapter for this so I could plug a generic 4-pin PWM fan without having to rewire everything (which I don't trust myself to do properly).

From L-R: Miles Teller, Robert Downey Jr and Omar Apollo all sported power pins to the 97th Annual Oscars - Getty ...

The board generates PWM signals from its GPIO pins, which are then sent to an AC Fan Speed Controller module that modulates the fan speed accordingly. At the same time, standard relay modules are used ...

Something to remember about the entire Pi family is the pins on the Broadcom processors are multipurpose. Does it increase the confusion or the capabilities? Take your pick. But the key benefit ...