power 12v relay

Projects General Guidance
1

Hi everyone,
I am having some trouble powering my relay. can you guys let me know if this is correct?

thanks

My Notes, page 2.png
My Notes, page 2.png1074×518 265 KB

2

10K >>>> Try 470R
12V ground connects to Arduino ground.

3

Hi LarryD,
Am I suppose to see a voltage spike after the collector?

4

Got it fixed.