This is a very clever level and I really thought I had it worked out but

I need help. I've been able to eliminate 2 possible generators so that leaves just one, and I'll be darned if I can figure out how to get it working.
Edit: I figured it was that kind of generator, I just kept using the wrong tools to get to the gate, But, Wow, the

finally came on and I'm home free. This was a hum dinger, you all are getting toooo good at these levels but I love it, keeps your mind busy. Thank you.