Miculek describes Dram Equivalent as simply how much gun powder is in the load or cartridge.

Here's a break down of some terms such as gauge, brass and length, which can help you better understand shotguns and shotgun shells.

Nov 15, 2003 · It refers to a load developing a specific muzzle velocity (plus or minus a range of tolerance) out of a standard-length barrel, usually 30" in the US.

Jan 3, 2010 · Dram Equivalent speaks to the relative power a shotgun shell produces by equating its load to the velocity produced by an equivalent load in ...

Feb 7, 2017 · Each 1/4 dram equivalent that you add increases velocity 55 fps. Each 1/8 oz of shot that you add subtracts 35 fps. So, if you want to calculate ...

Apr 10, 2009 · Dram is a rating system that correlates the velocity of shotshells loaded with smokeless powder vs. shotshells loaded with black powder.

Nov 24, 2021 · What is Dram? 12 Gauge Equivalent Chart · What is Dram Equal To? As a unit of weight measurement, one dram is equal to 27.344 grains or 0.0625 ...

May 6, 2016 · Drams equivalent gives a common reference point for the actual power of a shotgun shell. Using FPS doesn't do that. The muzzle velocity can be ...