I'm guessing Derek broke the code on this one.
Pickup coil.
Definitely wanna eliminate that first.

>I wonder if an analog meter would show the pulse?

I tried that when I went through all this.
Couldn't get it to work, but then I'm not too sharp on that kind of stuff.
Mine had the classic one-sided problem.
That's how I knew it wasn't the pickup coil.

Said Molly to James, that's a fine motorbike. Richard Thompson