Glad to hear it worked for you!
Another hint - before I put in the food, I used a little epoxy to hold the top to the bottom part. It comes apart way too easily.
Hey guys, I thought I'd update this thread to show you my final solution.
It really was so dang simple, so cheap, so easy.
All that was needed was simply to raise the lip. That's it. the trough was just too shallow, making it easy for the birds to scatter the feed in their frenzy.
Now, how...
This is the feeder I'm using for three 12 week old chickens, hanging at their chest height, with crumble:
And dang if they don't knock it around, send it swinging, eat like animals (oh, wait...) and knock at least a third if not more of the feed all over the bottom of the coop.
I tried...