Quote:
Originally Posted by BrianG
I guess I'm confused. I thought you were going to do away with the controller completely and power the fan leads directly via whatever scheme you decided on? Yes, sparks make sense if you are using the controller too; the fan - is probably tied directly to ground, so when you tied the fan - to 5v, you effectively shorted the 5v rain to ground.
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No no no, I want to still control the fan from 7V and switch it into 12V and then control from there.
Low on 7V = very quiet, yet still a small airflow, high 7V a little bit louder, more airflow, 12V = gaming.