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Sounds like your on to it then, an optical chrono will be close enough to give you velocity in regards to pressure, just remember that most load data published in books is based on a 24" barrel so...

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I like a lot of others when I first started reloading thought I was doing great things because I could get better Velocities than book max without getting pressure signs, In...

Whilst I know you have a passionate hate for chrono's, they do have their uses, knowing where your lowest ES is tells you where your best point is to find a stable consistent load. You can fluke a...

The thing about optical chrono's is they are susceptible to a lot of variables, light (lack of or abundance of it) and shooting at a slight angle across the gates are just a couple.
I recently...