To some, this reduces the validity of the study to zero. Dramatic firsthand accounts of the results of handgun rounds fired. What you need to know about handgun stopping power gun. A lot of gunplay took place in the old west, but period literature covers the tactics and personalities far more closely than the guns and calibers used. Many shooters stress way too much over which cartridge and ammunition is best for.
Caliber stopping power the leading glock forum and. Anyone who gave any answer other than not at all ought to go back and start over. There has been more debate concerning handgun stopping power in the past 20 years than in the previous 100. Jun 25, 2012 22lr has more stopping power and does more damage than. In reality, few people have conducted relevant research in this area, and fewer still have produced. The article, in my opinion, is very poorly written.
In the pistol vs shotgun vs rifle for home defense debate, i personally think a rifle is a great option. In some cases it is measured in foot pounds of energy and in others, performance in a block of gelatin, neither of which are relevant if the impact and penetration on the target dont create a neurological disconnect. When ammunition companies or regulatory agencies begin to use computer simulations, simulant tests, animal models. Handgun stopping power article in the latest issue of. May 25, 2012 handgun stopping power another view posted on may 25, 2012 by gunwriter though i do not think this is valid evidence to support the notion that the caliber and load you choose for personal protection does not matter, it does somewhat coincide with several things i have learned over the years, particularly when it comes to testing in.
The fbi search started after an incident in miami when during an altercation with five agents wounded and two dead. Sanow is the author of more than 1,000 articles on ammunition and stopping power. Handgun caliber choice and the myth of stopping power. An alternate look at handgun stopping power buckeye. He is trying to explain the stopping power myth, and he describes a thought experiment involving strapping a kevlar vest to a side of meat hanging from the ceiling. Ive been interested in firearm stopping power for a very long time.
From the classic colt revolvers of the 19 th century to john brownings beloved 1911 design and beyond, handguns occupy a special place in american culture everyone has their favorite, of course. Both books predicted the effectiveness of all types of ammunition by studying the results of reallife shootings rather. I remember reading handguns magazine back in the late 1980s when evan marshall was writing articles about his stopping power studies. Stopping power of handgun cartridges bushcraft usa forums. The term handgun stopping power generally relates various opinions about the ability of handguns to create ballistic wounds sufficient to incapacitate a target. The above data is drawn from various sources including the book handgun stopping power by marshall and sanow, and various articles in magazines such as handguns. The above data is drawn from various sources including the book handgun stopping power by marshall and sanow, and various articles in magazines such as handguns for experienced shooters the headings of most of the columns above are probably selfexplanatory. The average linear rate of energy loss of a heavy charged particle in a medium mev cm1 is of fundamental importance in radiation physics. About six years ago, a leading gun magazine asked 10 nationally known shootistsgunsmiths to name their preferred defensive handgun cartridge. Does the everpopular 9mm luger offer effective stopping.
When it comes to the various handgun studies, we must consider their validity. The key to evaluating handgun stopping power, however, is to look at the goal of using a defensive handgun, and thats to stopend the attack. Handgun caliber choice and the myth of stopping power by greg drobny. The title page of the definitive stopping power book referenced by mr. Stopping power by caliber page 1 general discussion. Handgun wounding factors and effectiveness special agent. Then stopping power can be determined by the tkof factor. If i have 1217 9mm rounds in a mag i would tend to like the chances of an average shooter to survive an encounter than i would the same shooter with 68 of.
An alternative look at an alternate look at handgun stopping. There are misconceptions about what exactly causes stopping power. Back in the day before we knew better, conventional wisdom on handgun stopping power held that reliable effective hydrostatic shock was achievable for defensive carry of le duty andor concealed carry handguns, and that man stopping power was generated by bigger, faster, or a combination of the two. Its very popular as the caliber of choice for small pocket pistols but offers much less power than 9mm luger up next. Do pistol rounds provide more stopping power than rifle. The point is to cause a bad guy to cease hostile action, even though he does not not want to. For experienced shooters the headings of most of the columns above are probably selfexplanatory.
Jun 25, 2016 some people will balk at me suggesting the 5. This rational preps video uses the data from greg ellifritzs 10year stopping power study of realworld gun fights to shed the light of actual data on several common beliefs about handgun. In writing, i prefer my information to be valid, the research verifiable, and the experiments repeatableespecially when it come to handgun stopping power. The best stopping power is a complex mix of many different factors, including how fast the round is traveling and what it does when it enters the attackers body. Difference in the z2 dependence of the stopping power e. Jns most americans, including most gun owners, support. What pistols have the best stopping power and controllability. Stopping power is the ability of a firearm to cause enough ballistic trauma to incapacitate and thus stop the target preferably immediately. This small round is known as the threeeighty acp automatic colt pistol but sometimes called the 9mm short or 9mm kurtz. What is the best pistol for ammo capacity, stopping power.
From the classic colt revolvers of the 19 th century to john brownings beloved 1911 design and beyond, handguns occupy a special place in american culture everyone has their favorite, of course, and often that shows by way of. Many claim this is lousy stopping power, but if you launch the same weight of lead at the same velocity from a shotgun it suddenly becomes an excellent stopper. The book also has fascinating real life scenarios that illustrate stopping power. And an overpenetrating bullet does not expend all its energy inside the target, thereby reducing its effective stopping power. All in all i recommend this book for people who want the complete story on handgun stopping power. The fbi did a study back when revolvers were the choice for most police departments. Stopping power may be of importance in the remaining 50, but then again maybe not. Ll the stopping power of different handgun cartridges 2222003 posted on saturday, february 22, 2003 10. I remember the articles when i used to read the us mags. Mar 01, 2001 extensive use of data used to explore stopping power. However, the ability to select ammunition designed to protect both officers and citizens is too critical a task to rely on artificial test mediums in sterile lab environments. Yet the figures expressed are often quoted in the popular press as gospel. He is a team leader with the benton county multiagency response team and the field training officer for the reserve force.
Stopping power is a marketing tool and should be dropped from our discussions of ballistic performance until such time as ammunition effectiveness is measured by more means than just the results of gelatin and barrier tests. Feb 19, 2008 the most effective caliber for stopping power is the one that youve practiced with enough to handle with confidence and skill. However stopping power actually is a viable term in that it is somewhat of an umbrella phrase that doesnt insult our intelligence like knockdown power but does convey an action that can and does actually take place when people are shot. Pistol rounds provide more stopping power only if the rifle rounds miss or the rifle is out of ammo. Stopping power is the ability of a firearm or other weapon to cause a target human or animal to be incapacitated. Sure, if you kill the bad guy you have stopped the attack, but lets again look at deer hunting as an analogy. The mean rate of energy loss by moderately relativistic charged. Let me start by saying that the the notion of a 100% guaranteed stopper round is a myth at best and and moneygrubbing lie at worst. But when it comes to handgun stopping power, things get a little trickier. Jun 17, 2010 pistol rounds provide more stopping power only if the rifle rounds miss or the rifle is out of ammo.
Pistol vs shotgun vs rifle for home defense abes gun cave. I have the evan marshalls fist book and it was an eye opener. Handgun stopping power is simply a myth the single most important factor in effectively wounding a human target is to have penetration to a scientifically valid depth fbi uses 12 18. I was interested to see this article in the latest issue, but didnt have very high hopes. There is much misinformation about the effectiveness of handguns on stopping the aggressive actions of humans. And at 24 ounces, the 8round autopistol is just five ounces heavier than the fiveround snub revolver. Both books predicted the effectiveness of all types of ammunition by studying the results of reallife. Bullet stopping power is a measurement of neutralizing a deadly target. These researchers sell books that are not the king james version of stopping power.
A criticism of marshalls work is that he has not allowed others. Why the fbi now says the 9mm is the best law enforcement handgun round in laymans terms duration. Stopping power download ebook pdf, epub, tuebl, mobi. The 22lr is badass and here is why survival monkey forums. Evan marshall and ed sanow rocked the firearms world with the release of handgun stopping power and street stoppers. The truth about stopping power they also argued the point of auto vs. For at least 50 years gun writers have been absorbed with the issue of which handgun has the most stopping. Louis university and as a criminologist is currently associated with the paci. The philosophy of marshall and sanow is that the best way to evaluate. The best known of the handgun stopping power studies are those of evan marshall and the police. Firearm stopping power fact, fiction and anecdotes. All handgun wounds will combine the components of penetration, permanent cavity, and temporary. Db 7000 where,mb mass of bullet in grains 1 pound 7000 grains vb velocity of the bullet in feetsec db is the diameter of the bullet in inches.
Ed sanow is the senior reserve deputy and a 14year veteran with the benton county, indiana, sheriffs department. Ive been reading several articles, forum threads and other sources that are rehashing the tired old subject of a handgun s stopping power. Just wondering how can a 125gr 357 magnum have more stopping power than a 240gr 44 magnum rated at i think 87%. Jul 15, 2008 they dont have the same stopping power, there is a big difference. The ability to stop a fight with a handgun bullet is often a difficult goal to achieve. He maintains a largely constitutional law practice in san francisco and has recently been litigating constitutional issues regarding californias gun laws. Handgun stopping power handgun cartridge power factor 2. The best known of the handgun stopping power studies are those of evan marshall and the police marksmans association pma. This article was first published in unapologetically american.
This dynamic video brings the pages of handgun stopping power and street stoppers to life with compelling interviews of people who have experienced the effects of handgun stopping power from both sides of the gun. Jun 19, 20 stopping power is the capacity of a firearm to incapacitate an attacker when he is shot. Might sound like i dumb question but i would like to know. For further reading check out handgun stopping power, street stoppers and stopping power by evan marshall and ed sanow. The author style to explain the idea is very unique. Free pdf handgun stopping power the definitive study youtube. Passage of particles through matter particle data group.
Mar 30, 2011 this is the first of three articles that will address this subject. International commission on radiation units and measurements 1970. Understanding stopping power weapons police magazine. If size and weight are also considered, there is also the carry version, which i particulary prefer, with the same firing mechanism and slide.
These tables were prepared as input for a report on stopping. Reference scale for ammo stopping power as rated on the hatcher scale. I prefer a 38, 357,40, 9 and 45 for they have weight and power. It seems obvious that a bullet that strikes a hand, leg, arm or foot, will almost certainly never bring about instantaneous incapacitation. Which gun cartridges have the greatest stopping power is a much. Handgun stopping power is a matter of the speed of incapacitation of a deadly human opponent. Its been a while since i read the article you referenced i dont think the link goes where you intended it to go, by the way but it was one of the first articles i read on my journey into concealed carry and i found it made so much more sense than most. The stopping power of a firearm depends on various factors including bullet caliber the size of the bullet, bullet velocity, mass of the bullet, shape of the bullet, what the bullet is made of, and. Collision stopping power, electrons, positrons, radiation yield, radiative stopping power, range. Note the publication date at the bottom when a writer uses 100year old research mostly done by shooting dead cows to support his pet theory, i get a little worried.
Stopping powers and ranges of electrons and positrons govinfo. Stopping power contrasts with lethality in that it pertains only to a weapons ability to incapacitate quickly, regardless of whether or not death ultimately occurs. From a physics point of view, we could say stopping is taking the momentum of an object to zero. If i take a long gun, the primary requirement is that it must penetrate vehicle bodies well. But when it comes to stopping power there is no comparison. This channel and tymp pistol project are both fully viewer supported. There is a difference between killing power and stopping power. All experienced revolver men should carry the federal 357b in a. Jan 18, 2017 the fbi has conducted numerous tests and attempt to quantify stopping power. Discussion in general handgun discussion started by dannyverwijk, jan 31, 2018. The stopping power of the firearms used, or not used, was utterly immaterial. The fbi initiated a search to find a more robust round and gun that were more adequate than the. Criteria for determining a bullets stopping power marshall and sanow, pages 4345 the bullet must strike the torso excluding the head and neck of a person. Jun 09, 2010 stopping power is the capability of a bullet to disrupt nervous system function enough that somebody loses consciousness.
Both books predicted the effectiveness of all types of ammunition by studying the results of reallife shootings rather than relying on laboratory tests that ignored the dynamics of an actual gunfight. Stopping power is the capability of a bullet to disrupt nervous system function enough that somebody loses consciousness. The myth of stopping power is closer to a dogma or a religious belief than to any well reasoned scientifically based discussion. It promises to show the data for 100 different handgun bullets being fired into ballistic gelatin. Stopping powers and ranges of electrons and positrons nist page. One of the most persistent gun myths is that of stopping power, which is the notion that the force of an impact from a bullet will knock down or otherwise stop an attacker. I like to give the reader an opportunity to get a handle on things. Im sure everyone here can fill in the blanks on why those two choices. In the 950 incidents, how important was stopping power. The definitive study will bring you to definitely the new experience of reading any book.
Lets talk about handgun stopping power gun nuts media. The variables that i can identify are shot placement, projectile shape, projectile velocity, and the mental state of the person being shot. Dec 08, 2014 there is a difference in stopping power between 9. Stopping power registered users do not see the above ad. The handgun caliber comparison chart and guide that will. The stopping power of the brakes on my car is easily determined, as is the absence of my power to stop eating chips and salsa. By the way, since we are talking about the nonexistant topic of stopping power, one of the most effective handgun cartridges is the 5. Stopping power of different handgun cartridges indians for guns.
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