Thanks, guys. I'm definitely impressed with myself that I was able to get my brain to figure that out, as simple as it was.
However, you lost me with the zener diode. I completely understand the concept that the voltage may vary with load on the pump, however, I have no idea how I would...
Hi. I'm hoping someone can help me out with a pretty simple physics question. My electrical circuit skills are pretty rusty, so please bear with me.
I'm using a 19V DC laptop adapter to power a 12V DC pump motor. The pump is rated for 3.5A. I have an on/off switch between the power supply...