Doom
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    • Doom
      Terrible target to use for testing, different aiming points will affect your groups. Some are dots some are triangles. Also you are...
    • Doom
      Your charge increment of -0.1 gr is real tight and doesn't really correlate with the variations in point of impact. It looks like you...
    • Doom
      Doom reacted to RegionRat's post in the thread Pressure vs velocity with Like Like.
      Consider that you would get more focused help if you gave the specifics of your rifle and recipe. I am just guessing since there are no...
    • Doom
      Doom reacted to Taylorbok's post in the thread Pressure vs velocity with Like Like.
      If you need more speed go to a larger case. Taking a case from a safe load to over pressure is rarely more than a couple clicks on the...
    • Doom
      Doom replied to the thread 6.5CM/fast powder question.
      You are comparing two different types of powder. StaBall is a double based powder and H4895 is a single based powder. Generally the...
    • Doom
      Doom reacted to straightshooter1's post in the thread LRP vs SRP 308 brass with Like Like.
      If you're going to us SRP's in your gas gun, make sure you use those that are designed for gas guns . . . like CCI 41's that have...
    • Doom
      Doom replied to the thread Pressure vs velocity.
      There is also some information about what can happen in Hatcher's Notebook. I believe the later editions discussed secondary pressure.
    • Doom
      Doom reacted to 45-90's post in the thread Getting started on a budget... with Like Like.
      Forget your PRS ambitions, it's not important at all in the scheme of things in life. The cost is to high to the family, in time spent...
    • Doom
      Doom replied to the thread Ruger American Ejector Marks.
      Question is how much under max the case actually is. May be fine but that is just an assumption.
    • Doom
      Doom replied to the thread Ruger American Ejector Marks.
      I am suspicious about how you set your headspace on the barrel. IF you used an unfired case ( and tape) to set your headspace then you...
    • Doom
      Doom replied to the thread Powder dispenser.
      The Chargemaster 1500 was a good unit but required some programming and a little trick with the spout to be a very good unit. The new...
    • Doom
      Doom reacted to ma smith's post in the thread Optimal Barrel Length Calculations with Like Like.
      Problem seems like and endless number of equations being solved in endless number of variables.
    • Doom
      Doom replied to the thread Optimal Barrel Length Calculations.
      The problem is in the question. While it sounds simple in reality it cannot be answered. Some of the definitions of optimum are: The...
    • Doom
      You are correct. According to there methodology the determine max pressure from instrumented barrels and then shoot in an actual rifle...
    • Doom
      I could be wrong in relation to M118 but most mil-spec's for cartridges for rifle require that visible evidence of mouth anneal be...
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