The moment of actual rotation of a motor.
You know, it takes some practice to get a motor to hum. Timing. Getting everything to run in sequence and then the big when.
Yes I'm Captain Obvious.
I delayed writing this because I'm recovering from surgery. I'll post about that soon as I catch up.
I'm doing this as a result of my self imposed obligation to deliver thoughts on a regular basis.
Unison, as one or a series of flights which will it be?