janfred
@janfred
Reputable Member
Joined: May 31, 2022
Last seen: Jul 1, 2026
Topics: 12 / Replies: 412
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Re: O B T optimum barrel time ?

People should not conflate the two theories. OBT is not OCW.Optimal Barrel Time (OBT) is the theory and method to predict which load gives the best mu...

2 years ago
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Re: O B T optimum barrel time ?

The actual barrel time is governed by the in-bore acceleration of the bullet. Different powders, bullet weights and bullet shapes have different accel...

2 years ago
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Re: morals ethics and my way.

Corporate types that drink Klippies and Cola from cans? Probably a good thing that they shot off rests like that...

2 years ago
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Re: powder dispensers - automatic.

I used one for years. And yes, it is not particularly fast. It suffers from the normal Lyman scale drifting and overthrows a lot by 0.1gr. The unit is...

2 years ago
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Re: Equipment used on my hunt

Do you have a photo of the quad sticks?

2 years ago
Topic
Replies: 18
Views: 5602
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Re: what two way radio to buy.

When you have the time, get your HAM radio license. Takes a bit of studying, but that will allow you to use any power level radio transmitter as long ...

2 years ago
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Re: 303 Epps reloading data ?

I feel that people are too hung up on 100% case-fill. That would be ideal, but you can still get good loads anywhere from 80% to 105%.

2 years ago
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Re: what two way radio to buy.

That is unfortunately a value judgement only you can make.Tests and reviews of the 888s all agree that they do not transmit at the advertised power le...

2 years ago
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Re: what two way radio to buy.

I am quite partial to Motorola. We use them on the ships I work on. They last years with heavy use. Decades with gentle use. More than 8km range line ...

2 years ago
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Re: Some ghetto grade DIY rollie gear

Now just to do some water transfer painting. Can make some pretty interesting paterns that look quite professional. You could probably convert this in...

2 years ago
Topic
2 years ago
Forum
Replies: 27
Views: 9562
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Re: OCW method - second rifle test

No.Chris Long specifically developed the OBT theory as it relates to the annular wave cased by the powder explosion. The aim is to get the velocity SD...

2 years ago
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Re: Hunt approaching fast

My last shot will probably always stay with me. As mentioned previously, if I cannot recognise a bad shot, then how do I know a shot is good? If I can...

2 years ago
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Re: Hunt approaching fast

Some photosRat enjoying her chair by the fireWarthog showing the entry, exit and bullet path

2 years ago
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