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Positive compensation and its explanations .

It's okay for people to disagree.

It's also okay for people to point out flaws in testing methodology. Our knowledge will never advance if we don't allow open discussions or critique.

I've never said anywhere in this thread that tuners "don't work". Nor have I been adversarial in any way.

I truly believed there could've been interesting discussion around the test in post #38. Instead, this thread got turned into a "believer" vs "non-believer" religious type BS. I want to talk about the tests and data presented thus far. Why can't we do that?
Well start your own thread instead of derailing this one as you have so many times in the past .
 
It's okay for people to disagree.

It's also okay for people to point out flaws in testing methodology. Our knowledge will never advance if we don't allow open discussions or critique.

snip
I want to talk about the tests and data presented thus far. Why can't we do that?

That's not what I said, or at the least, not how I meant it. My issue arises when 'critique' is a simple dismissal because the test protocol is not ideal. If your opening stance is "the test isn't good enough" why would someone want to discuss it further with you? It's already making people defensive, and why would I argue if I'm not going to convince you? Maybe try a shit sandwich with your critique, you may get more constructive engagement.
 
Well start your own thread instead of derailing this one as you have so many times in the past .

Sorry Tim.

I'm truly not trying to be adversarial. I wanted to get insights from yourself, badassgunworks and cameljockey on the test in post #38. I thought that could've been informative and interesting.

If no one wants to discuss the tests, then I'll just move on. I would love it if others posted similar tests, and hopefully we can get to a point in the future where we can have open discussions about such testing.
 
I think there needs to be trust between the two groups. Like, the tuner-folk need to feel safe from mockery, and the testing-folks need to feel like the test is valid enough.

I suppose if both groups go into a test with an open mind, a friendly attitude, and a genuine curiosity vs. trying to be “right”, and with the realization they’re not going to make a perfect test right off the block of ever), it might work out. It’d be iterative, I suppose.

I wish I was an engineer lol dang. Not a good enough shooter and no science background. All I can do is watch.
 
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I dont think you have any knowledge of statics, dynamics, mechanics of material, or mechanical vibrations. Much less the mathematical tools used by them. Or statistics. Much less Causality.

I do understand what you have seen but connecting the seen to what is really occurring is a complicated process and I dont see any repeatable rigorous methodology tied to actual physical parts of the rifle shooter system.

A perfect barrel sufficiently braced with no deviations and a perfect bullet fired in a vacuum will put the bullet through the same hole plus or minus a few fps every single time.

Now change the bullet. Add in air. Add in wind. Add in mirage and bifringence and parallax. Take off the brace and add in a rifle with moment of interia not on the barrel and the shooter. Add in case differences.. add in bolt tolerances and bolt movement and spring movement . You dont need so called barrel vibrations to explain the variances we see. You have to account for all the above first. And do it on a double blind basis.

The fact a .005 inch movment at the butt stock causes a 1 inch change at the zero board makes all this a moot discussion!!!
Wow I was away deer hunting and didn't receive any notifications so lots to post about.
Whomever this poster is he/she didn't read or understand what was written so clearly this will be time consuming.
I was responding to another posters comments and that poster most likely shoots factory ammo.
You also missed the picture of my test fixture which is used to remove as much of the human element as possible
Clearly your lack of following the posts shows us your not even trying to understand what is written or your not capable of following along.
 
Sorry Tim.

I'm truly not trying to be adversarial. I wanted to get insights from yourself, badassgunworks and cameljockey on the test in post #38. I thought that could've been informative and interesting.

If no one wants to discuss the tests, then I'll just move on. I would love it if others posted similar tests, and hopefully we can get to a point in the future where we can have open discussions about such testing.
I don't do the test in post 38 and frankly I gave you a test to run and you haven't done it. You claim life doesn't allow you to test just post comments and that is most likely why you haven't seen any change in your groups.
I can see changes every time I adjust the tuner and you have never seen any changes. That means something is way wrong.
 
It's okay for people to disagree.

It's also okay for people to point out flaws in testing methodology. Our knowledge will never advance if we don't allow open discussions or critique.

I've never said anywhere in this thread that tuners "don't work". Nor have I been adversarial in any way.

I truly believed there could've been interesting discussion around the test in post #38. Instead, this thread got turned into a "believer" vs "non-believer" religious type BS. I want to talk about the tests and data presented thus far. Why can't we do that?
I agree we are here to discuss tuners. The picture is the result of using a couple tuners 13 years ago so this is nothing new to me.
Keep it to questions and they will get answered.
 

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I don't do the test in post 38 and frankly I gave you a test to run and you haven't done it. You claim life doesn't allow you to test just post comments and that is most likely why you haven't seen any change in your groups.
I can see changes every time I adjust the tuner and you have never seen any changes. That means something is way wrong.

There's really no need to get combative.

No, I haven't been able to conduct your test yet. I never said that "life doesn't allow me to test" - every time I go to the range I'm generally testing something. Performing your test isn't a current priority for me, though at some point in the future I'll test tuners again. I do currently have other priorities that I'm putting above your test, that's just a fact.

And I never said there was no changes to the groups I shot - however I can't conclusively determine with my testing that a tuner is beneficial.
 
I agree we are here to discuss tuners. The picture is the result of using a couple tuners 13 years ago so this is nothing new to me.
Keep it to questions and they will get answered.

Nice trophys.

Out of curiosity, have you ever been beat by anyone not using a tuner?
 
I watched the video a third time, and tried to take good notes. I think I’m making headway…

I had a chance to shoot and do some tuning today. I had some normal loads already made, and loaded a few with one grain less powder to try tuning out the vertical like Tim suggested in the interview. I would think that the best way to tune would be with rounds that are +.5gn and -.5gn from the normal load. I'm not sure how much that matters. For me, this looks promising. I’m going to try it a couple more days/times as we go into fall and conditions start changing.

When shooting the fast/slow rounds on waterline – there was some vertical POI movement relative to the waterline (aka the center of some pairs was higher/lower than the adjacent pairs). Should I consider that in selecting a tune, either in trend or position, or just focus on vertical spread in a fast/slow pair?

I also should have coloured the bullet ogives for the slow rounds. Not that it was hard to track in the moment, but I keep my targets in a binder and this would have made it a better reference for later (and as they're sitting in the ammo box).
When your developing a load the old rule of thumb is 1% on your powder charge.
If your shooting a small 6mm chambering 0.3 grain increments work well.
If your shooting 30-06 size cartridges 0.5 grain increments work well.
If your shooting 338 type cartridges 0.9 grain increments work well.
If your shooting 50BMG type cartridges 2.5 grain increments work well.
Vertical is the powder charge horizontal is the shooter/platform issues when using good bullets.
 
Before this thread gets out of hand I want to thank JAS SH for showing willingness to learn including Ledzep and others. And for anyone reading this , the people that argue instead of trying what I have discussed are the ones with other agendas. And it appears they are not here to learn. So for all who want to learn, try anything I have discussed during the last year here and on this video. Then please give your feedback and if it did not work , I will help anyway I can to rectify the matter. The sole intent is to show how tuners work and how to use them,not to prove anything. The only real proof is on the target.

Timintx
Tim
These guys are not as bad as the 2 years we spent explaining all this on benchrest central 20 years ago.
Let's wait 6 months are start a thread on tensioned barrels so we can see the same reaction.
LD
 
And this is why no one can ever provide actual data showing anything remotely consistent or repeatable. It's always "it works, you're stupid" or "you just have to mess with it until you figure out what your rifle likes."

Litz has had an open invitation for longer than I can remember for anyone to come out and use his test equipment and show him what he and everyone else has been missing. Even Alex Wheeler says "I'm too busy to be bothered to prove what I know works." And the only ones who have ever taken Litz up on it are unable to show anything and never speak of their experience with the test equipment when it didn't paint a picture they wanted.

The makers of tuners who post on the hide either give very small sample data, or claim they have tested extensively but never show their work.

And even the OP of this thread who has had a company for 20+ years researching this stuff.....literally used a yellow legal note pad and sharpie to show his data.



This isn't a knock on the OP or anyone else, as I believe they are well meaning and believe they are properly testing. But no one has been able to show their work beyond small 3-5 shot groups and never any long term testing. As well as no proponents of these things has ever shown even a general understanding of dispersion and basic statistics.

(Also, using browning or anyone else selling a tuner to make a point they "believe" in it.....isn't a good idea. Companies sell things all the time they realize aren't doing much good for customers, but the customer wants what they want).
Are you talking about Eric stecker and Bryan litz?
Some of us remember when Eric married Walts daughter and immediately that made him a ballistics expert.
Bryan started to post about 20 years ago on benchrest central if my memory is any good and he seemed to learn alot from others posts.
5 years later he was winning matches in f-class and I have never heard of him shooting benchrest.
I did enjoy the video posted but as soon as patreon and donations come into play I'm out.
Same goes for guys making and selling tuners who openly admit they have no clue as to why or how they work but of course we sell them.
 
The largest sample ever produced is the 100's of shooters that have used them for over 25 years winning 100's of matchest firing 1000's of rounds. In order to prove that tuners dont work you first must prove that barrels dont move prior to bullet exiting. And they do there is proof of that. And has been known and proven prior to litz tring to prove they dont. Then you would have to prove that shifting weight on barrel does not change the amplitude and rate of movement . And it does. Basic laws of physics prove that. So now keep the same mv while change the amplitude or rate with the same mv you have a different exit location in a vertical plane. Is there other virtation? Yes can a tuner change that? yes the same way hormonic resonance is changed in strobe balance cancelation By shifting of weight changing the resonance vibrations. All this aside you cant do a test tring to prove that they dont work because even litz with his improper preformed test that was a large sample in his own ignorance proved that they do work by stating some of the groupes got worse. If they did not work. Then there would have been no change in group sizes. Every thing i just stated is not new information . But sence repetition is the price of knowledge I said it again . Now you have the answers as to how tuners work and now also how positive compensation can be utilized. Are there other factors yes shitty loads producing large standards deviations and or shooters abilities or conditions. please note that litz stated he is a .600 group size shooter. And i am sure that his test was not preformed. In a controlled environment. So what did litz test prove other then noise.
You can leade a horse to water comes to mind here.
I enjoy answering questions but you could take some of these guys 1 inch guns and develop an honest load and set a record and they still wouldn't have enough data for there statistics.

Whenever I see a reloading thread full of standard deviation and no extreme spread I know it's time to move on.
 
When your developing a load the old rule of thumb is 1% on your powder charge.
If your shooting a small 6mm chambering 0.3 grain increments work well.
If your shooting 30-06 size cartridges 0.5 grain increments work well.
If your shooting 338 type cartridges 0.9 grain increments work well.
If your shooting 50BMG type cartridges 2.5 grain increments work well.
Vertical is the powder charge horizontal is the shooter/platform issues when using good bullets.

That was not load development, that was in reference to adjusting the tuner firing pairs of two different charge weights.
 
Nice trophys.

Out of curiosity, have you ever been beat by anyone not using a tuner?



Been beat by guys and gals using every configuration imaginable and even been beat by my own guns and my loads in different guns.
Does that help your statistics?
Has any national champion ever lost a match?
Has David tubb ever lost a match?
Has Bryan litz ever lost a match?
Has Tony boyer ever lost a match?
Lolroflmao
 
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There's really no need to get combative.

No, I haven't been able to conduct your test yet. I never said that "life doesn't allow me to test" - every time I go to the range I'm generally testing something. Performing your test isn't a current priority for me, though at some point in the future I'll test tuners again. I do currently have other priorities that I'm putting above your test, that's just a fact.

And I never said there was no changes to the groups I shot - however I can't conclusively determine with my testing that a tuner is beneficia
Nobody here is combative as this is not just old news but very old news for some of us.
Do the testing when you have time then look me up and we can see what the issue is.
 
I think there needs to be trust between the two groups. Like, the tuner-folk need to feel safe from mockery, and the testing-folks need to feel like the test is valid enough.

I suppose if both groups go into a test with an open mind, a friendly attitude, and a genuine curiosity vs. trying to be “right”, and with the realization they’re not going to make a perfect test right off the block of ever), it might work out. It’d be iterative, I suppose.

I wish I was an engineer lol dang. Not a good enough shooter and no science background. All I can do is watch.
Actually all you need to do is find a tuner that doesn't have clicks weighs 8-12 ounces for your typical 1000 yard taper barrel and mounts solidly on the muzzle and just go shooting.
 
Nice trophys.

Out of curiosity, have you ever been beat by anyone not using a tuner?



Been beat by guys and gals using every configuration imaginable and even been beat by my own guns and my loads in different guns.
Does that help your statistics?
Has any national champion ever lost a match?
Has David tubb ever lost a match?
Has Bryan litz ever lost a match?
Has Tony boyer ever lost a match?
Lolroflmao

I don't think winning a couple of trophies, with or without a tuner, means anything either way.

You are the one bringing it up as if it's data that can support your argument.
 
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I don't think winning a couple of trophies, with or without a tuner, means anything either way.

You are the one bringing it up as if it's data that can support your argument.
Actually it shows that with a tuner on the end of 2 guns I managed to win a match over everyone else.
If you read the posts here half are saying tuners don't work.
Can you imagine how good I would have done without tuners!!!!
 
Actually it shows that with a tuner on the end of 2 guns I managed to win a match over everyone else.
If you read the posts here half are saying tuners don't work.
Can you imagine how good I would have done without tuners!!!!

But the tuner wasn't the only variable being tested that day(s) on those matches. Far from it. There were hundreds of variables on those days that went into those wins. To suggest the outcome was a direct result of the tuner is not a conclusion that can be supported by the data. Did the tuner assist in that win? Maybe. Maybe not. No way of really knowing with that level of evidence.

And that's the crux of the issue that some people have with some of the claims being made about tuners. Half the people here aren't saying that tuners don't work. I'm not even saying that. We are interested and want to see the data that supports these claims. People have stated their hypothesis', some models and papers, and there is one test that was posted here that we apparently can't talk about.

I think it would be really cool if tuners "worked" (and I think they must, in some fashion). But I also find it really odd how guarded people are about any such data, and how inevitably the defense always turns into "just trust us, we've been doing this for ~20 years". You're obviously a great and accomplished shooter, given your two trophies. And I'm sure Tim is an excellent shooter as well. But some of us will always be a bit skeptical in the absence of data - claims and conclusions are made all the time in the reloading and shooting world, that proper testing would show is false.
 
If your gun is shooting good and adding a tuner doesn't help it shoot better remove the tuner and keep doing what your doing.
In the upper levels of competition you will find few top shooters willing to walk you through all the steps necessary.
I say this with a great deal of respect for my competition. They are offering up free advise and guiding those willing to learn while putting up with those who refuse to test or just want to post.
It's also why most of them don't post.
 
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Actually it shows that with a tuner on the end of 2 guns I managed to win a match over everyone else.
If you read the posts here half are saying tuners don't work.
Can you imagine how good I would have done without tuners!!!!
I don't think a single person in this thread has said tuners don't work. Most if not all have said they are open to the idea but also point out there is little hard evidence proving they work.

Nobody here is combative as this is not just old news but very old news for some of us.
Do the testing when you have time then look me up and we can see what the issue is.
Your posts are definitely coming off as "combative"
Again here we are, either believe me or test it yourself.
Personally I'd think someone who has gains to be made monetarily wouldn't be so secretive with the data that proves tuners work.
No a few trophies isn't proof, nor is saying "I had guns that didn't shoot, put on tuners now they do."

Tim
These guys are not as bad as the 2 years we spent explaining all this on benchrest central 20 years ago.
Let's wait 6 months are start a thread on tensioned barrels so we can see the same reaction.
LD
I honestly haven't seen anything explained by anyone, you just say they work trust us. The links @timintx explain the theory but don't have any proof that it actually influences group size. Personally I can see a tensioned barrel being able to affect groups and POI heavily.

The video posted by @Rio Precision Gunworks in post #134 actually provides some pretty good testing IMO. IIRC he had about a 50% reduction in average group size. I cant recall how many groups it was.

I do plan to try a tuner, It can't hurt. I'll do some testing when I get around to it and report back.
 
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This thread was pretty interesting right up until post #24. It went off the rails at that point and here we are at post #172 and it has never gotten back on track. I'm sorry op but I'm going to have to un-watch this one.
 
Has anyone tried counter boring the muzzle back to where that node is so the tuner can still be on the end?

Also @cameljockey230 I'll follow your procedure when my barrel and action shows up. Can you calculate how heavy of tuner I'd need for 1.45" straight taper barrel with .375 bore. Also who's gonna make it for me?
 
I don't think a single person in this thread has said tuners don't work. Most if not all have said they are open to the idea but also point out there is little hard evidence proving they work.


Your posts are definitely coming off as "combative"
Again here we are, either believe me or test it yourself.
Personally I'd think someone who has gains to be made monetarily wouldn't be so secretive with the data that proves tuners work.
No a few trophies isn't proof, nor is saying "I had guns that didn't shoot, put on tuners now they do."


I honestly haven't seen anything explained by anyone, you just say they work trust us. The links @timintx explain the theory but don't have any proof that it actually influences group size. Personally I can see a tensioned barrel being able to affect groups and POI heavily.

The video posted by @Rio Precision Gunworks in post #134 actually provides some pretty good testing IMO. IIRC he had about a 50% reduction in average group size. I cant recall how many groups it was.
You haven't seen a single person saying they don't work?
This scares me.
You think I am combative how exactly? I tell you how they work and show you that I am the first person ever to win a longrange national title using 2 tuners?
What data are you after?
The video posted shows a guy asking for patreon money and donations to fund his shooting.
Send me buckets of cash and I will send you buckets of data.
His gun was shooting in the 1's now its shooting in the 3's do you understand what kind of change in percentage that is?
 
Has anyone tried counter boring the muzzle back to where that node is so the tuner can still be on the end?

Also @cameljockey230 I'll follow your procedure when my barrel and action shows up. Can you calculate how heavy of tuner I'd need for 1.45" straight taper barrel with .375 bore. Also who's gonna make it for me?
Your barrel will need a tuner around 3 pounds. I have a tuner on one of my heavyguns and it was made by Scott "Fudd" Hamilton at 51 ounces but I am using a 9 inch barrel block.
 
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You haven't seen a single person saying they don't work?
This scares me.
I haven't seen a single person in this thread say they don't work. Maybe I skipped over it, maybe you can provide an example of what I missed?
I've heard tons of people elsewhere say they don't work just not here.

You think I am combative how exactly? I tell you how they work and show you that I am the first person ever to win a longrange national title using 2 tuners?
If you can't see how even this post comes off as antagonistic that scares ME.

What data are you after?
As for data at this point I don't really care.
It's just you keep claiming you've got proof. I'd think it'd be beneficial to post it.

The video posted shows a guy asking for patreon money and donations to fund his shooting.
Send me buckets of cash and I will send you buckets of data.
Criticizing the only actual test conducted that's been posted in this thread seems counter intuitive, regardless if he's asking for money.

His gun was shooting in the 1's now its shooting in the 3's do you understand what kind of change in percentage that is?
Yes I quite clearly expressed it was a 50% reduction in group size...?
Either way this will be my last post regarding all the BS, if someone wants to get back on track of the subject matter I'm all for it.

Your barrel will need a tuner around 3 pounds. I have a tuner on one of my heavyguns and it was made by Scott "Fudd" Hamilton at 51 ounces but I am using a 9 inch barrel block.
Thank you for doing that, rifle is probably about a year away at this point but I will try and post some data when I get everything sorted and start playing with a tuner
 
This thread was pretty interesting right up until post #24. It went off the rails at that point and here we are at post #172 and it has never gotten back on track. I'm sorry op but I'm going to have to un-watch this one.
Well sorry to hear .give me a shout if you need any info .
 
Taylorbok
So you read the posts by kthomas and you think he is a believer. I won't ask you how you vote.
And if my posts are now antagonistic I would put me on your ignore list and not view my content. I don't want you to be scared anymore.
Please quote the proof I claimed to have other than I know what a good target looks like.
In the video his group size shrank by 50% is that what your saying? Or did it grow by 50%?
What would cause a group to do either of those things?
Does that happen to you? How often?
I calculated the weight for a 30-34 inch barrel without a block. I would do the same for anyone interested in trying a tuner for themselves.
Once your gun is set up and shooting you will see a long hallway with a huge bright light at the end. You will be happy and you will be shooting smaller groups.
When that happens don't thank Tim or myself just chalk it up to not giving up and doing the work.
 
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Has anyone tried counter boring the muzzle back to where that node is so the tuner can still be on the end?

Also @cameljockey230 I'll follow your procedure when my barrel and action shows up. Can you calculate how heavy of tuner I'd need for 1.45" straight taper barrel with .375 bore. Also who's gonna make it for me?
Very common in sporter-class rimfire benchrest back in the day
 
Exactly correct the sporter class rimfire rifles are not allowed to use a tuner.
At the .muzzle they have a bulbous section that looks like a tuner or muzzlebrake but it's part of the barrel.
The gunsmith backbores the rifle then shoots it and removes some metal on his lathe and retest the grouping.
This metal removal goes on until the rifle is competitive.
Essentially a stationary tuner.
 
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Here's a good video with proper testing overall. Take note that his method of use are significantly different than how most use tuners.


I agree his testing method is definitely significantly different than how most use a tuner.
Question
Was he dropping his powder using a Culver type powder drop or was he weighing charges if you know?
On a good note he was using Lester Brunos daughters husband's bullets!!!
 
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I am open to tuners, don't know why you keep casting me as some sort of an adversary 🤷‍♂️
I don’t believe that . If you were looking to learn you would try what is in the video . You have asked questions that is answered in the video which tells me you have not even watched it. You have had a year to do a test you claimed you would . You even own a gun company and have posted zero data while claiming you have data. Instead you just scream proof is needed so everybody else can do the work for you . Your agenda is obvious.
 
Can someone explain what data is needed?
Targets don't count.
National titles don't count.
So we all know what doesn't count please tell us what does count?
What is the data you want and how much data is required?
 
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I don’t believe that . If you were looking to learn you would try what is in the video . You have asked questions that is answered in the video which tells me you have not even watched it. You have had a year to do a test you claimed you would . You even own a gun company and have posted zero data while claiming you have data. Instead you just scream proof is needed so everybody else can do the work for you . Your agenda is obvious.

You clearly have me mistaken for someone else, I don't own a gun company. I don't work in the firearms industry at all.

I'm not sure what test I promised to do, nor do I have an agenda. Whether tuners "work" or not makes no difference to me. Though I would love it if they did work - and I'm not convinced they don't.

I do think how tuners are being used in PRS is a bit like snake oil. I think there's something to it for BR/F-Class. And your method is intriguing.

And yes, I do think the level of evidence provided for the hypothesis' is a long ways off from proving said hypothesis'.
 
Getting more confirmations every day . People are trying my methods and finding the tuner to be easy and fast to tune . Thanks to everyone for the messages and testing great job !!!!!!!

Timintx
 
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Timntx
Sometimes we would raise turkeys before the Thanksgiving holiday season.
Every once in a while one of those turkeys would watch it rain until they drowned. We put a roof on the hutch as we couldn't teach some of those birds anything
 
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You clearly have me mistaken for someone else, I don't own a gun company. I don't work in the firearms industry at all.

I'm not sure what test I promised to do, nor do I have an agenda. Whether tuners "work" or not makes no difference to me. Though I would love it if they did work - and I'm not convinced they don't.

I do think how tuners are being used in PRS is a bit like snake oil. I think there's something to it for BR/F-Class. And your method is intriguing.

And yes, I do think the level of evidence provided for the hypothesis' is a long ways off from proving said hypothesis'.
Why does everyone keep saying you own a firearm company?