With a proven reduction of gun shot blasts of up to 30-40 dB, its hard to deny the fact that using these devices can and will protect a shooters hearing health. Gorilla 300 AAC BlackOut Subsonic 215gr Berger Hybrid Target - 160 Round Bucket. Might want to look at the tbac fly 9 as a possibility. When the .300 Blackout cartridge came on the scene, it was a game changer for AR platform firearms. Oh, and shooting subsonic .300 Blackout through an AR with a suppressor? Thats how loud mine is. I do not know decibel level but I shoot unsuppressed sometimes and I have tried it without hearing protection. All testing was completed away from any reflecting surfaces, as to not negatively affect the audio readings. The two models share a similar user manual, but the Model LXT1 is the correct device to use for firearm level testing. When used in action films, the bad guys are usually running around gunning down their targets, all while remaining undetected due to the whisper like sound levels of theirevil guns. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. Hey goatboy. Full power, expanding 300 BLK/5.56/etc. 9mm suppressed is around 125-126 dB. . Clayman. Although, the warmer it gets, a greater velocity is needed to break the barrier. Research that demonstrates the superiority of silencers over traditional ear protection has been published by Matthew P. Branch, MD. Noise level between 5.56 and .300 Blk in 10.5 barrel? Had they seen the big black scary rifle, they would have called the cops. CPRN ammo with a 16 Savage Mk II. Man, thats really quiet and a ton of fun! The silencer is available as a 5/8"-24tpi 25-degree . New to this forum, but it looked like the right place to get some feedback on suppressors. These additional small movements by the shooter can result in poor accuracy down range. I was just cleaning the Mask and guns from the shoot last Friday and was wondering about the baffles. I've been testing a lot of subsonic ammo with an ME Ghost Flash Hider (single cone style sound redirect) and have found that regardless of the grain weight, they vary a lot in terms of engery and sound. Subs are substantially quieter than unsuppressed supers. The .300 BLK bullets are 0.30 inch in diameter (7.62 mm) and the .223 Rem (5.56 mm) is 0.224 inch. I can only assume it would be glorious. We tested three of the most popular pistol calibers, 9mm, 45 ACP, and .22lr, with varying barrel lengths. That speed usually falls in the range of 1,100 feet per second. If you like to have choices and options, it even comes complete with direct thread and fast-attach mounts, as well as a removable Anchor Brake to reduce recoil, which can be replaced with a flat front cap if you dont need the brake. My liberal neighbor came out to let her dog out and both her and the dog didnt notice I was shooting in the back yard about 50 feet away. Left to Right: Lehigh Defense 78gr HVCQ, SIG 120gr HT, Lehigh Defense 111gr MSFT. Firearm silencers are so similar to mufflers because the inventor, Hiram Percy Maxim, actually helped with a lot of the research for improving automobile and industrial silencers. [ARCHIVED THREAD] - How Quiet is a Suppressed .300 Blackout, Really? If youre having trouble deciding, dont hesitate to reach out to us. If, however, youll be shooting suppressed in tighter, more confined spaces, or you just dont want as much can hanging off the end of your barrel, then youll benefit greatly from this suppressors modularity. Since theres less recoil, both you and the gun are moving around less than you would without a silencer. PEW-SOFT, Hearing Damage Level, Silencer Sound Standard, and Sound Signature Review are trademarks owned by PEW Science, LLC. The SOCOM300-SPS is manufactured by Surefire. This is typically only an issue when shooting in low light or night time settings, like during a home defense situation, or a night-time predator hunt. As for Sig. Have several flavors of cans and shoot a lot of 300 BLK Theres nothing magical about the round, but the relatively small case volume to bullet size/length does mean it burns off very quickly if you use the right powder. If youve ever spent time at the range or in the field hunting, you probably noticed how your shoulder was somewhat tender the next day due to the recoil of the firearm. As a result, the user is encouraged to consider their use case(s) when selecting a direct-thread silencer or a muzzle brake mounted silencer, as muzzle brake mounts like the Cherry Bomb can serve as sacrificial blast baffles on certain host weapons such as short-barrel semi-automatic rifles. However, I believe it is still a lot louder than people make it out to be. It is not overly loud but it does ring my ears a little. It is not a bad idea to ensure that the upper receivers can be easily distinguished, whether by different optics, rails or colors. 5 Best .300 Blackout Suppressors | invoqe I am running and AAC SDN-6 on a 16-inch and 9-inch 300 BO and with my 220gr reloads its pretty quiet. The MARC Sport Pistol utilizes a Remington 700 action in conjunction with a "remage" style barrel interface. Making less noise while shooting is beneficial if there are a lot of people at the shooting range if youre out hunting, or simply if youre trying to do everything possible to preserve your hearing. Silencer Review: Q Nelson Bros. (Half Nelson & Full Nelson) - The Truth About Guns, Suppressors - What are you using to suppress SBR .300 BLK, Suppressors - *** NEW *** Otter Creek Labs Hydrogen L & S .30 caliber Suppressors. The most versatile suppressor in the Banish line, the Banish 30 works with all of your rifle calibers from .17 to .30 caliber magnums. Featuring a low blowback design, the Sandman-S is touted for not only its compact construction but also for its impressive noise reduction at the ear. Stopping power with some of the edge taken off the noise. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Not as loud as a gunshot, by far, of course, but enough that I wouldn't necessarily consider it hearing safe and wouldn't want to do it repeatedly. anyone selling those 247g lead projectiles? Read More. Since silencers can be expensive and a hassle to purchase, many people opt for a model that will work well with multiple calibers. The first round pop is postulated to be noticeable to bystanders, as determined by PEW Science inner-ear response analysis. 1. To legally purchase or possess a silencer you must meet the following criteria: At the time of writing this article, the following42 statesallow citizens to own a silencer for personal use: AL, AK, AZ, AR, CO, CT, FL, GA, ID, IN, IA, KS, KY, LA, ME, MD, MI, MN, MS, MO, MT, NE, NV, NH, NM, NC, ND, OH, OK, OR, PA, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY. 300Blk bolt gun + Specwar 762 + very fast powder @ subsonic velocity = Hollywood quiet. Thats an average reduction of 36dB between the unsuppressed and suppressed shots. It also knocks down noise better than many comparable choices, and is able to a 300 Blackout to 119 decibels- approximately a 40 decibel reduction. In this review, the Half Nelson performance metrics depend upon suppressing a subsonic intermediate rifle cartridge. It's still going to be loud and make your ears ring though as will any gun unsuppressed. We'll talk more about how the 5.56 and 300 Blackout stack up against one another in a moment. The suppressed Sig P226 conversion gave us an average of 120-128 dB for all ammo tested. All reviews contain a Suppression Rating, only from PEW Science! is the only sensible way to go for HD, and you can either suppress it and make it hearing safe, or you can put on a Noveske Pig without the expense and the ATF paperwork, which will still help a lot. Still loud with unprotected ears but not painful or even unpleasant in anyway. Although the direct-thread interface of the silencer possesses a 25-degree taper for use on tapered-barrel muzzles, the silencer can also attach to standard 90-degree shoulder muzzles due to adequate surface area at the mount interface. Gorilla Silverback, 8.6 Blackout, 285gr Fracturing Subsonic Ammunition - 20 Round Box - For 8" or 12" Barrel. One of the instructors at a carbine class the other weekend had a suppressed (dont remember what can) 10.3" setup and it was extremely quiet. Lowest db at shooters ear with suppressor -300BlkTalk Perfect for everything from a fun time at the range to big game hunting, the Banish 30 Gold will significantly reduce the report and recoil of large-caliber rifles (up to 45% in testing), while still being effective on rifles down to rimfire calibers. Table 1. //CRO classes for Join Our Inner Circle popup The AAC SR7 is a quick-detachable .30-caliber suppressor rated up to 7.62x51mm NATO but is ideal for .300 Blackout, especially with subsonic ammo. BEST BUDGET OPTION: Silencerco - Omega Suppressor Multi Caliber Quick Detach. document.addEventListener("DOMContentLoaded", function() { As the pressure pulse exits the silencer, an initial peak of 133.9 dB is measured. New to this forum, but it looked like the right place to get some feedback on suppressors. The average sound level heard by shooters from the Banish 30 Gold is 132.9 decibels! The Half Nelson is a direct-thread model, and cannot be used with the Cherry Bomb muzzle brake. For home defense you are better off with a 9mm pistol or carbine loaded with 147grn hollowpoints. While the sound signature of such cartridges can be suppressed to levels that may result in the desire of the shooter and bystanders to not wear hearing protection, PEW Science encourages the reader to remain vigilant with regard to all subsonic rifle cartridge suppression claims. Suppressed 300 Blackout - Subsonic vs Supersonic Ammo! Everyone has a favorite. if(join_popup){ Ammo Inc Subsonic 300 Blackout 220Gr 300B220TMC-STL-A20 document.addEventListener("DOMContentLoaded", function() { This is by far the quietest AR I own a. How Quiet is a Suppressed .300 Blackout, Really? - AR15.COM Pistol calibers on the other hand are usually a better choice to achieve speeds less than 1,100 feet per second, also known as subsonic. Also depends on the can used. This phenomenon is a result of the significantly different propellant loads of the 300 BLK and .308 / 7.62x51mm cartridges. Real sound pressure histories from a 5-shot test acquired with PEW-SOFT are shown below. PEW-SOFT data is acquired by PEW Science independent testing; the industry leader in silencer sound research. A subsonic ammunition decibel level is reduced with a silencer by 14 to 45 dB, depending on the silencer, the load, and the associated firearm. While we definitely recommend using hearing protection, every shooting situation is different and ear-pro may not always be an option. Sierra MatchKing OTM, Black Hills 36gr. The 9mm carbine will be slightly quieter than the 9mm pistol due to the longer barrel length, however the pistol will be much handier and more practical. Thats an average reduction of 34 dB when using a silencer with a 9mm firearm. The .300 blackout suppressor may not be as simple to use as some of the other devices on this list, but it is without a doubt the most cost . The actual model used was the Larson Davis Model LxT1-QPR Sound Level Meter. PEW Science encourages the reader to consider the Suppression Rating when deciding on an appropriate silencer and host weapon combination for their desired use. Went with a Standard Nomad for the BO SBR. The improved design means that it will work with a standard AR15 or M16 bolt and magazines with the only real part change being the barrel. You arent just limited to the .300 Blackout, so try it out with .30-06, .308, .300 Blackout, etc. Additionally, we find 300 Blackout in supersonic form to have a very mild and pleasant tone when fired through most suppressors rated for 308 Winchester. for .338 lapua), or for an all around performer, a dedicated .300 blackout can. The sound signature of the Half Nelson when suppressing subsonic 300 BLK significantly differs from its signature when suppressing supersonic .308. const join_popup = document.querySelector("#gform_submit_button_12"); Thankfully, our staff has been shooting and selling suppressors for more than 15 years. 30 cal cans tend to be larger than 556 cans and so often have a slightly more pleasing lower tone. It is a different tone than .22 lr suppressed to my ear but probably just as quiet to me. In terms of cans, you can use 9mm (that's rated for .300) for the smallest effective can, a larger .30 cal can (ie. The Q Half Nelson suppressor is intended to possess significant sound suppression performance for its size in the subsonic flow regime. It also doesnt take an Audiologist to understand that constant exposure to loud noises can lead to hearing loss. ll cover my custom 300 blackout build, shooting it suppressed using the surefire SOCOM 300sps and subsonic ammunition. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Similar to the rifle testing, .22lr had some of the lower dB readings for this round of testing. The debate usually starts when asking what exactly we should call these devices. The advantage of 300 Blackout is if the shooter wants an AR-pattern rifle or pistol that is easily suppressed, they can use a common magazine and typically only need to swap an upper receiver. You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers. PDF Relative Sound Pressure Levels in Decibels (dB) - Silencer Central The long action is used for rifles chambered in calibers such as 30-06 Springfield. Please check your email for status updates. And a happy neighbor is well worth the investment, trust me. But for the most part, everyone wants solid subsonic . Then, we test fired five rounds suppressed and three unsuppressed with each brand of ammo to find an average dB level. Read Less. Well happily talk you through the options and then, when youre ready, get you on your way to silencer ownership and suppressed shooting! Of course, they provide zero data to back that claim up! 5 Best Suppressors for .300 Blackout. The new company is hitting it hard, releasing suppressors and firearms to the market at a brisk pace. 3. By varying the load, lighter bullets could be fired at supersonic levels with the power of the Soviet 7.62 x 39 or used with heavier bullets at a subsonic level for use with a sound suppressor. The reverberations of a gunshot off of surrounding walls and ceiling can amplify the blast, regardless of the firearm used. The round exceeded most military expectations for the caliber in both subsonic and supersonic renderings. Performance of these silencers on semi- and fully-automatic 300 BLK host weapons is the subject of future PEW Science research. Where it becomes a bad thing is that these comparisons rarely give the complete picture to the shooter or hunter and can actually be a disservice to 300 Blackout and to the round to which it is being compared. SILENCER SATURDAY #137: The Best 300BLK Suppressors Available CPRN, PMC X-TAC Match 77gr. Energetic Armament VOX S also exhibited significant FRP in the subsonic flow regime. 6.35.3 Review Summary: Richmond Tactical RT30Ti on a Q mini FIX 300 BLK with 8-in Barrel. Note that supersonic 7.62x51mm behavior is not necessarily an indicator of behavior with supersonic 300 BLK. Operators Suppressor Systems - Helix IFM7 7.62 Direct Thread. Are Suppressors Worth It? The SilencerCo Omega 300 is a cross-platform suppressor. We are Currently experiencing issues with text notifications. It is magical. CPRN ammo, .308 Win Federal Gold Medal Berger 185gr. It also seems the local state governments, like many others in the Northeast area, are simply against furthering firearm related legislation. Internal silencer design can significantly influence the measured timing and pressure amplitudes. Figure 2 shows a significant pressure regime first-round-pop (FRP). SILENCER SATURDAY #37: Subsonic 300BLK Shootout -The Firearm Blog A longer barrel allows more time for the powders and gases to burn before escaping the end of the muzzle. OTM, The Best Self Defense Ammo Ballistic Testing. Its quiet. No supersonic crack, but still pretty damned loud. Weight is just as important as the overall length in this situation. It's insanely popular with hog hunters across the country and most of these guys treat the rifle and supersonic loads as a sort of medium range ranch rifle. }); document.getElementById( "ak_js_2" ).setAttribute( "value", ( new Date() ).getTime() ); Please enable JavaScript in your browser. Curiosity got to me last night, but all I can find is info on suppressed. Megan, Maddoxs wife, is a 5th generation South Dakotan, and together they have two daughters. Buy Ammo Inc Subsonic 300 Blackout 220Gr 300B220TMC-STL-A20: GunBroker is the largest seller of Rifle Ammunition Ammunition All: 981616667 . The performance of the direct-thread Half Nelson on supersonic .308 is similar to that of the Cherry Bomb muzzle device-equipped Q Trash Panda, which is detailed in the previous PEW Science Sound Signature Review 6.4, in which the Trash Panda achieved a Suppression Rating of 33.1. . We compared five of the most popular handgun and rifle calibers available on the market today, testing 30 different SKUs of ammunition in the process. SILENCER SATURDAY #115: Catch The Subsonic Virus - Rex Silentium MG10; The Best 300BLK Suppressors Available Criteria: For me, picking a 300BLK suppressor primarily focuses on noise reduction. I can believe it's safe for a few shots, but at least for me, just dropping the bolt on an AR-15 is unpleasantly loud. Figure 3 shows the same phenomenon in impulse space. Shooting steel targets at 200 yards is funny as there is over a 1 second delay between the pop of the gun firing and the ping of the hit on steel reaching you ear. The unsuppressed MP5 registered an average 160-163dB, compared to the unsuppressed Glock 19, with an ear-splitting average of 165-167 dB. When 350 Legend debuted, Winchester claimed it was the fastest straight wall cartridge ever released. This relatively new cartridge has been around a bit longer than some might think and has its share of fans and detractors, but 300 Blackout has more than proven itself as a hunting, defensive and target round in that time. Q Trash Panda in Sound Signature Review 6.4. Does a suppressed AR-15 with an effective enough suppressor and subsonic ammunition have quieter cycling than that, somehow? Yes, I know these numbers can and do vary with suppressor type used and if they are low back pressure or if measuring at the shooter's ear or measuring elsewhere. For the bolt action rifle shooter, action length is often an important consideration, as this can affect the weight of the rifle and its overall configuration for handling recoil. All Rights Reserved. As these turbulent gases exit the firearm, the dramatic change in pressure causes a loud blasting sound. But those are the general numbers I have seen. Note that using the Half Nelson with a tapered barrel provides for a very simple, repeatable, and secure attachment mechanism. Copyright 1996-2023 AR15.COM LLC. Performance is quite similar to the 30-30 Winchester, only we feel it is a more accurate round with much better projectile options for terminal ballistics on big game. But if you are spending close to $1 per round for quality factory ammo, I thought it might be a good idea to take a look at some actual decibel meter comparisons between between top brands. This is comparable to benefits of using in- or over-the-ear hearing protection. The type of silencer used, firearm/caliber choice, ammunition being fired, even temperatue and atmospheric conditions can all impact the overall sound a firearm emits. Surefire SOCOM300-SPS 300 BLK Subsonic Suppressor Test - PEW Science HOW TO BUY A SUPPRESSOR (ITS EASIER THAN YOU THINK! Can You Suppress Supersonic Ammo? - Silencer Shop AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. The surge in popularity of these devices has come from modern companies entering the marketplace with enticing advertising. It just seems to be a bit overpriced in this group for the reasons I outlined in the original post. My 7.5 .300blk does not require ear pro with subs. OK, just in the interest of conversation, I would think (just my opinion) that I would rather use expanding supersonic rounds WITH the suppressor for HD, and have definite bullet performance. Well, the sound of the bolt cycling is around 110 decibels and a few of the newer cans on the market hover between 118-122 decibels shooting quieter, subsonic 300 Blackout. PEW Science Members also get more data! The Best Suppressors For .300 Blackout Subsonic Ammo OTM ammo. Want to skip ahead in the guide? In the full configuration, it weighs 13 ounces; in the short configuration, it weighs just 10 ounces. The Q Half Nelson is a compact, lightweight, and simple high-performance subsonic .30 rifle silencer with respectable performance in the supersonic flow regime for its size, like its sister silencer, the Trash Panda. Just wondering what else you all are using. Along with the sound of the action, there is an additional insuppressible noise that comes into play, but it has to do with the actual projectile itself. They come in different shapes and sizes. Just keep in mind that the sonic crack can in no way be altered or suppressed itself. Being able to hear the bullet hit things is fun. Shooting suppressed is simply a ton of fun. Brandon Maddox, CEO and owner of Silencer Central, is recognized as a national thought leader on Class 3 firearms. Privacy Policy. The 5.56 round was developed for use in 20 barreled rifles. Centerfire shooters looking for ultimate quiet will often reach for 300 Blackout subsonic ammunition. Shooting in tight enclosed spaces, like in a potential home defense situation, can also lead to permanent hearing damage. Reside in one of the 42 states that allows civilian ownership of silencers. If youve done it before, well, thats probably why youre reading this post. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. We wanted to approach our project as scientifically and accurately as possible, without first having to get a degree in acoustics. Would like a quick detach model as id like to attach it to the 556 i have too. Measuring 7.6" in overall length and rated to provide between -25 and -39 dB of sound reduction (depending on caliber), the SR7 is a medium-sized suppressor with the effectiveness of a larger model. It has a 1.5-inch diameter and is 7.9 inches in length. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. As fine a cartridge as it is, 300 Blackout had the advantage in that it had more than a 10-year head start on 350 Legend. In this video, I shoot a .300 Blackout with a Silencer to compare subsonic ammo and supersonic ammo. The gas volume and combustion products created by firing a subsonic intermediate rifle cartridge such as 300 BLK are still significant; the measured pressure and impulse magnitudes, and their durations, illustrate this fact. and our When shooting with a silencer, the levels come in at an average of 135-145dB. If you dont reload and dont mind paying around $1 per subsonic round then go crazy. While it is quieter than unsuppressed, it is still fairly loud. It is a 30 caliber centerfire rifle silencer, intended to suppress many cartridges with projectiles appropriately sized to travel through the bore, optimized for 300 BLK carbines with 10-inch or shorter barrels. Click Here for Terms and Privacy Policy, SSS.1 - Main Page SSS.2 - Methodology IntroductionSSS.3 - Hearing EffectsSSS.4 - Test Method and ResultsSSS.5 - Suppression RatingSSS.6 - Sound Signature ReviewsSSS.7 - PEW Science RankingsSSS.7 - Member Review LinksSmall Arms Technical Data, Frequently Asked QuestionsAbout PEW ScienceThe Jay Situation PodcastTerms and Conditions, (Message automatically replaces this text), SSS.6.29 - Q Half Nelson and the Q mini FIX 300 BLK Subsonic (Free Version). Bolt-action host weapon testing allows strict isolation of sound suppression performance variables.