Originally Posted by Dave Ramshead
Neal, you've not done 'owt daft like accidentally mix pellets from 2 batches in the same tin have you - often a simple one to overlook.
The batch of AA I had a while ago read over 20fps higher than a later batch, later batch also were rubbish consistency and gave chrono readings all over the place.
Do a few chrono strings with weighed pellets to check the reg first.
Hope you get it sorted
Yep I've done the same, you'd think
they would fly the same but they don't, everyone thought I was making it up after a bad shoot.
Glad I didn't imagine it.