do tuners "cheat" barrel harmonics or is there another way to duplicate previous barrel

Now that I have a little more time Ill explaine this a little more. Tuners do work in the manner that they have some effect on the harmonics and can bring a load in and out of tuneish. But you can get into trouble. In my opinion the correct way to use one is to fully tune you barrel first. By that I mean you have extracted all the accuracy possible from your barrel. Then you adjust the tuner. If you improved your accuracy by any measurable amount then you didnt have the tune right. The best advice I can give is dont try to cheat the real tune. It will let you down. Unfortunately you have to put in the real work if you want a really good shooting rifle.
 
Trust the science lol. Honestly you see so much different stuff who knows what to believe. But I know Alex Wheelers rep and I believe he would use one if he thought they worked. Then again Cortina sells them. He's a pretty accomplished shooter.
 
Well just don't forget that 'tune' includes 2 separate attributes.
1. powder tune
2. barrel tune
The two do not often fall on top of each other. That is, best grouping is often not lowest SD from the powder.
You may not see this result at single fixed ranges, due to barrel compensation. So if you load develop at 600yds, for 600yd shooting, then a tuner won't help anything there. That's true.

But long range hunting includes a whole gamut of ranges.
An optimum and forgiving powder node here can help, as WE only get 1 shot.
A barrel 'might' compensate well across ranges. It 'might' not.
A good tuner should flatten/widen a barrel node.
So with a best producing powder node, and a good tuner setting, your hunting shot percentages should improve.

For those who gave it a good hunting try and it didn't work out,, then good try at least.
Perhaps there is some bizarre reason that it just didn't work for you.
 
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