At Witt Machine we make gun parts that work better for less. All Rights Reserved. my LeVang works well perceived noise on par with my DIY flash cans little re-ignition of volatile gases compared to a flash can with my 10.3 MK18 I get no shooter noticeable muzzle flash with SMK69s and H322, Whats your price range? Check out the Black River Tactical Covert Comp. 6.5MM MUZZLE RISE ELIMINATOR 58-24 BARREL THREAD So I have shot enough class 3 with ear pro and cans. So, yes, for the pedants out there this is a flash hiding test Witt Machine had a black Friday sale on some of their items. The brake itself is machined from a single piece of 416 stainless and is tuned for efficiency without unnecessary weight. The SME is a highly effective Linear Comp/Blast Can that allows for excellent shot to shot recovery & incorporates an external shroud that reduces lateral auditory reports. We all learn. Heres a picture of a Witt compared to a KVP for those interested, On my new New Frontier AR9 build, I'm probably going with an SLR Hybrid Linear Comp. It's not a suppressor because it does not reduce the overall noise signature, merely directs a large amount of it down range. Litchfield Park, Az. After a full fun switch run of 5.56 I could hear just fine Siglockncolt, 4110 I-70 North Outer Road Sme Sound Mitigation Equipment Slimline at $175--Canooter Valve Suppressor As Low As $260--AK47 Sme Sound Mitigation Equipment at $175--Never miss a deal from Witt Machine! Not sure if this has been brought up before but I haven't seen them. Section 84 (1) of the Criminal Code prescribes any device or contrivance designed or intended to muffle or stop the sound or report of a firearm to be a prohibited device. Does change in muzzle device change the zero of the gun? Mr. Shush of Witt Machine comes to hang out at our undisclosed shooting location to show me and Alex, DynaDeath Milberg, their new SME or Sound Mitigation Equipment, how much sound does it mitigate us ask? Come join the discussion about optics, gunsmithing, styles, reviews, troubleshooting, accessories, classifieds, and more! SME- Sound Mitigation Equipment - non class III Manufacturer of High-Quality Firearms, Suppressors and Firearm Accessories. What I can say about them is that they are not concussive, like a brake; but that whole thing about throwing the noise down range is BS. The SME is a highly effective brake that allows for excellent shot to shot recovery & incorporates an external shroud that reduces lateral auditory reports. It is not a suppressor but it makes a 10.3 5.56 almost hearing safe (for the shooter). I tesred with and without ear pro. Doesnt actually sound like it if it just directs sound, well see A forum community dedicated to Glock firearm owners and enthusiasts. It helps people around you on the line from wanting to kill you by directing the concussion forward as opposed to the side/rear like most brakes. beardenbc May 8, 2021 beardenbc uber n00b May 8, 2021 #1 Just wanted to share a little something with you guys. More or less than the standard A2 flash suppressor? www.wittmachine.net I have an SJC on the 5.56 and the barrel hardly moves. Nearly half a pound added to your rifle/pistol. Deal Town is an archive of the best email newsletters. Get Discount. This did do some sound mitigation but out of a much longer tube and a cherry bomb as a blast diffuser. Does anybody have a recommendation for a blast can/flash can to compare to a Witt SME? Pardon my ignorance if you will, but what differentiates this from a suppressor? Copyright 1996-2023 AR15.COM LLC. We (including YouTube) will not be held liable for any injury to yourself or damage to your firearms resulting from attempting anything shown in any our videos. Press J to jump to the feed. It is significantly quieter for those of us behind him than compared to the average type comp the rest of us use. Good options above. Witt Machine Proudly Manurfacturing Freedom in Texas. One new winner* is announced every week! Well Ill stay back until I hear more. At Witt Machine we make gun parts that work better for less. 20% Off. SHARE: .css-1w632qo{font-weight:500;}Witt Machine sent this email to their subscribers on July 9, 2022. 1st test make sure. Its not something I would spend $175 on. The SME is a highly effective Linear Comp/Blast Can that allows for excellent shot to shot recovery Add to Cart. Second Media Corp., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. If this is the next bump stock Im not interested. The last caliber tested was .308 subsonic ammunition in my 16\" AR-10, because the ammo doesn't cycle the action in the AR-10 it was the quietest of the bunch and was completely fine at the shooters ear.If you have a bolt action with a threaded barrel and subsonic ammunition that would be an excellent use for the Witt Machine SMELet me know what you guys think of it!Good testing Video with DB Meter: https://www.youtube.com/watch?v=mdUIvTmvzww\u0026t=33s10.5\" .300 Blackout 220 Grain (semi Auto)Shooters Ear: 130DB - 133DB16\" 5.56 55 Grain (Semi Auto)Shooters Ear: 135-140DB(not my numbers, see video link above)Witt Machine Description:The SME is a highly effective Linear Comp/Blast Can that allows for excellent shot to shot recovery \u0026 incorporates an external shroud that reduces lateral auditory reports. I installed a Witt Machine and Tool SME on my AR for a hunting trip in TX this fall. That is great. Either it doesn't do anything, or it is class III. Remember to use code TacShit2020 @ check out for 15% off STORE WIDE! Probably because it's such nuanced information about a relatively unexplored topic. The Fora platform includes forum software by XenForo. Am I suppose to forget about him and the flag he died fighting for. Testing Witt Machine & Tool Co. Sound Mitigation Equipment (slimline non-class 3) on a Vudoo barreled action in a MPA Hybrid chassis. Legal, as they midigate the sound forward away from the shooter, not lower the db. Remember to use code TacShit2020 @ check out for 15% off STORE WIDE! This allows for maximum recoil control and a hearing safe environment for your Teammates or fellow shooters on the firing line.Colors: Graphite Black or Flat Dark Earth Calibers: 5.56, .30 Cal and 6.5Thread Patterns: 1/2-28 and 5/8-24 ONLYMost of my Lowers are Palmetto State Armory as they are cheap (under$130) and have worked flawlessly. I have been looking at the muzzle device, SME made by Witt Machine. They call it SME (Sound Mitigation Equipment) from Witt Machine. The SME takes the concussive blast away. Get Discount. I like its size and weight, or really the lack of. Thanks for info, that is what I'm looking for. The KV sits on my 10.5 and the BRT on my 11.5. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Without the Witt, blast was intense and ears hurt on first shot. Centerfire rifles, carbines and other gas operated rifles. The device is supposed to send all the noise from a shot forward, so it isn't as loud for the shooter. Are they not particularly useful on 16" AR barrels chambered in .223 Wylde? You are using an out of date browser. Does the muzzle brake base have an influence on the effect of a blast can? I don't know much about muzzle devices, but am learning. Made in the USA too. I didn't look at the device but here is the relevant Penal Code definition. We tested the Witt Machine SME (Sound Mitigation Equipment) with high end decibel meter and found that the SME reduces the sound at the shooters ears to nearly hearing safe levels while still being just as load as any other at the muzzle. Whats the difference between that and a bare barrel? I expect its going to do a great job though, as this video suggests: https://www.youtube.com/watch?v=mdUIvTmvzww (assuming your concerned about sound for the shooter, the kvp was recorded at about 152db in a different video and this one at about 132db or so) of course lots of variables come into play on these tests though. FOURTH OF JULY SALE! Be sure to check out our gun classifieds where you can buy, sell or trade your gear. Ruined his whole night. Does the muzzle brake base have an influence on the effect of a blast can? The SME is a muzzle break with a tube screwed on it. Well I don't see how the atf would not regard that as a suppressor, it is my understanding that ANYTHING that lowers the decibel reading of a firearm they consider a suppressor, I may be mistaken, would not want to find out in court. I would consider one if it works and doesnt get whacked by the BATF price is doable considering the price of a suppressor. The Slimline shroud has a diameter of 1 1/4inch and weighs 7.9oz with the brake Shop All The AK47 SME Made to the same standards and process like our slimline SME mentioned above but now available in 7.62x39 for your AK47 available in Graphite Black or Flat Dark Earth and M14LH Only Thread Pattern. Manufacturer of High-Quality Firearms, Suppressors and Firearm Accessories. I bet it would work really good on a 22lr rifle or even a 22lr pistol like the TX22. I have a KAK slimline flash can on my 20 inch AR in 6.5 grendel. all of my triggers are rack grade Mil-Spec, nothing special. JavaScript is disabled. Overall Length: 4" Shop All What Our Customers Say If that's the case, I have a lot to look forward to. I don't know how well it works to reduce noise because I have never shot it without the can, but I can tell you that it is quieter than an unsuppressed 16inch 5.56 with no muzzle device. What the SME does do is push the concussion from the muzzle blast down range, and away from you and those shooting close to you. CANOOTER VALVE .2235.56 CALIBER, 12-28 THREADING -8.4 OZ. Putting the fun in funeral and laughter in manslaughter. recoil management and protecting your hearing. The tacfireones are good and cheap. However, the rearward/side concussion of this compensator, yeesh! As per Section 84 (1) if you don't hold a license authorizing its possession, it's prohibited. It's just a redirect like the flaming pig. Don't want to be that guy at the range and unfortunately suppressor is not a option. Ive tried several of them on my pistol builds. Location: sign said "Abandon all hope, ye who enter here". PTP Tactical's Master Chief and Senior Chief 30 caliber suppressors are fully . The three port design keeps the brake short, while allowing for an extremely high level of efficiency.The outer shroud of the SME Slimline is made of the same rugged 416 stainless that the brake is milled from. Posted: 9/9/2020 12:03:12 PM EST . Our boys Jacks and RW placing the SME Sound Mitigation Equipment Slimline to the test from www.wittmachine.com to order yours We couldn't have done this without www.primaryarms.com amazing SLx. Manufacturer of High-Quality Firearms, Suppressors and Firearm Accessories. Find great deals and sell your items for free. That CQB is 7.6 ounces and the Noveske unit is 6.7 ounces. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. The brake itself is machined from a single piece of 416 stainless and is tuned for efficiency without unnecessary weight. No amount of recoil bothers him, just noise typically double ears at the range and even prefers when taking hunting shots. I think they work ok for the shooter, kind of like a brake that will reduce sound for the shooter, alter recoil, and direct sound in different directions. SME SOUND MITIGATION I - EQUIPMENT LIGHTWEIGHT It is simply a lineal comp, a long lineal comp that adds 8 oz of weight to the end of your barrel and it will still have the same loud report than without. The SME is a highly effective Linear Comp/Blast Can that allows for excellent shot to shot recovery & incorporates an external shroud that reduces lateral auditory reports. I am not a gun shop and DO NOT sell or deal in Firearms. NFA Items Witt Machine The Witt Machine SME just arrived for me. For a better experience, please enable JavaScript in your browser before proceeding. A place for responsible gun owners and enthusiasts to talk about guns without the politics. ◀Previous Post Next Post As a follow-up to the AR-15 Flash Hider Shootout, test #2 here adds a variety of new flash hiders to the mix and also includes a lot of combination devices and even some straight-up brakes and comps. MUZZLE RISE ELIMINATOR .30 CAL MUZZLE BRAKE A forum community dedicated to Ruger firearm owners and enthusiasts. Both advertise as directing the concussion blast downrange. I was skeptical at first, but it makes a significant difference in noise and concussion shock wave to the shooter or anyone behind. Id get one if I had access to a 20 percent discount. I'm thinking about putting one on a 7.5" 5.56 pistol. 18% Off Discount at Witt Machine. Muzzle rise has been optimized, with gas vented at an angle then forward. www.wittmachine.net. Both advertise as directing the concussion blast downrange. Never, never, never fire a .223 without ears unless it's life or limb so to speak. Offers Available. I bet they are getting a lot of chargebacks, which sucks as a vendor. With ears on ofc. Sound Mitigation Equipment is another term for "suppressor" which are prohibited. ARCHIVED. St. Peters, MO 63376, Mr. Shush of Witt Machine comes to hang out at our undisclosed shooting location to show me and Alex, DynaDeath Milberg, their new SME or Sound Mitigation Equipment, how much sound does it mitigate us ask? Maybe I need to buy a bunch of devices and barrels lol. it is like Mike Tyson hitting me in the chest! Toll-Free: +1-800-504-5897 Help Center Check Order Status About Us Policies Reviews How To Sign In or Register All 0 Shopping Cart Deals 7586 Video of guy doing a mag dump from a 10.5" AR with no ear pro. 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. I tried to stop him, but he wouldn't listen. I think I'll buy both a high quality flash can and a Witt SME and do a side-by-side comparison. it's loud and the blast is nutty but it works. For a better experience, please enable JavaScript in your browser before proceeding. for more info, and to get YOUR HAND on your VERY OWN SME. NWI INDIANA GUN OWNERS. They sent black when I ordered FDE, so I sent them yet another email, but I don't ever expect to get one of the right color since they are next to impossible to get in touch with. I'm feeling fairly certain it is not legal in CA but interested to hear theoretical opinions. JavaScript is disabled. Very generous of you to offer that to the OP! Witt Machine Co. recently released a device called a 'sound mitigator' or SME, which is essentially a muzzle brake with a blast can that screws on like a QD suppressor. I shoot 2 gun and a guy on my squad had one of these on his 10 1/2" last week. A difference of 15 dB is huge. You are using an out of date browser. What do ou guys recommend? $825.00. Indiana Gun Owners is the most active and largest Indiana gun community online. If it helps estimate your order, I ordered mine on 7/13 and it shipped on 8/20. 4 YT oA AT -AVAILABLE IN 58-24 Y "16-24 70 3 NI 3 HREADS -1 58 INCH DIAMETER 18% Off. Thanks OP I'd never heard of this before your post. found this today, i use one of their clamp on brakes on my 300WM and its really well made, works well. For a better experience, please enable JavaScript in your browser before proceeding. My buddy tried the BRT on his 7.5 pistol, it actually did better this SLR compact linear comp. The brake itself is machined from a single piece of 416 stainless and is tuned for efficiency without unnecessary weight. for the people around the shooter and the shooter as well it greatly reduces the noise coming back.for the hearing testing I used 147 grain 9mm out of a 6\" MP5 barrel and it was mildly unpleasant at the shooters ear but not bad if you are just a few feet away. They should really set up at least an auto email saying that they are waaaaay behind. - Kineti-Tech, https://www.kakindustry.com/kak-industry-flash-can, https://www.primaryarms.com/noveske-kx5-flaming-pig-flash-suppressor-slim-1-2x28-nvkx5-12x28. I like the idea of one of these but they are HEAVY! Posted: 8/12/2022 3:43:45 PM EST. They do not suppress the blast but it sure sounds like it to the shooter. No ringing in the shooters ear. If it did indeed have sound suppression features it still would be illegal in CA and ATF would classify it as such eventually. . Nicely done, sir. If you do this in a small confined area, it's like not having any device at all. By viewing or flagging this video you are acknowledging the above. In this product linked here is a muzzle brake that's the standard 1/2 x 28; however, it was external threading that is 13/16x16 which happens to be the same threading as an automotive part. I've watched a lot of videos on this that include a dB reader. Take 20% Off On Sme Sound Mitigation Equipment Slimline. - Thomas Jefferson. It may not display this or other websites correctly. Down range everyone can hear you but from behind the gun it acts almost as a suppressor without being one. How the heck is it not a "muffler"?! All work on firearms should be carried out by a licensed individual and all state and federal rules apply to such. very tru - but the reduction in noise was IMHO worth the trade off - that said I did choose the Noveske bc of its lower weight. Farther behind the gun is much, much . Please let me know how you like it after you install and shoot a few rounds through it. I think youre referring to a blast diverter, pretty common in the AR pistols. I have 2 Bear Creek Arsenal (BCA) uppers, a Palmetto State Armory(PSA) \"big boy\" upper and 2 custom uppers. KAK and the flaming pig seem like popular choice. I've not used one of those (and at the price won't try one), but have used a linear compensator (similar idea) on a 16.1" 223. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. Post author: DomedBySomeAnt. . Then I guess I'll be waiting for several months, oh well. Anything you put on a barrel will change the sound even a longer barrel will change it, so changing the sound in itself is not illegal. The device doesn't muffle the sound it only makes the sound go forward more. Is it worth the extra $$ over a flashcan? 8. It's a sound director - it's just longer and not sealed - so it bypasses the suppression legal requirements. PRODUCT DESCRIPTION Witt Machine and Tool Co: This incredible sound mitigation equipment from Witt Machine and Co. is a highly effective Linear comp/blast Can that allows for excellent shot-to-shot recovery and incorporates an external shroud that reduces lateral auditory reports. I have a sound forwarding device I use on my TX22 and it cuts the sharpness of the report way down. I would not hesitate to shoot without earpro with the Witt installed, IF I HAD TO. https://slrrifleworks.com/synergy-linear-hybrid-comp-5-56-223-1-2x28/. 45 IS ONLY AVAILABLE IN 5/8-24!! Play over 320 million tracks for free on SoundCloud. 118 Avenue B SW They do not suppress the blast but it sure sounds like it to the shooter. The three port design keeps the brake short, while allowing for an extremely high level of efficiency. Re: Witt Machine SME Slimline. Lewis. Check out. Athena is Ultradynes linear compensator. Take 20% Off On Custom Clamp-On Threaded Adapter. Fair Use: In the rare instance I include someone elses footage it is covered in Fair Use for Documentary and Educational purposes with intention of driving commentary and allowing freedom of speech. Strumm Sound 04:15 3.89 MB. Discover inspiration, deals and sales from the brands you love. 3.9 INCHES LONGC -118 INCH IN DIAMETER Imitation or the use of anything demonstrated in my videos is done AT YOUR OWN RISK. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. Q 4" OVEMLL LENCTH .30 CAL 58-24 THREADING ST IV Y 3y 13.9 OUNCES Ultra Compact Fighting Suppressors All 17.76% Off Storewide! #6. Rule 2 -NEVER LET THE MUZZLE COVER ANYTHING YOU ARE NOT PREPARED TO DESTROY (including your hands and legs) Rule 3 -KEEP YOUR FINGER OFF THE TRIGGER UNTIL YOUR SIGHTS ARE ON THE TARGET. https://www.indianagunowners.com/threads/classifieds-new-online-payment-guidelines-rules-paypal-venmo-zelle-etc.511734/, https://www.wittmachine.net/sme-sound-mitigation-equipment-lightweight-non-cla/, Kineti-Tech ZERO RECOIL Muzzle Brake with 13/16 X 16 threaded Sleeve. care to share, 'A government that is big enough to give you everything you want, is also big enough to take away everything you have.' SME Sound Mitigation Equipment Slimline $ 175.00 Colors: Graphite Black or Flat Dark Earth Calibers: 5.56 .30 Cal, 6.5, 9mm and 45 Thread Patterns: 1/2-28 and 5/8-24 ONLY Length: 4 The Slimline shroud has a diameter of 1 1/4inch and weighs 7.9oz with the brake. Our non NFA SME muzzle devices are revolutionary in recoil management and protecting your hearing. My Great Great Grandpa died fighting for the CSA. You must log in or register to reply here. I DO NOT sell parts, magazines, or firearms. one of my Glock barrels was too short, but it works on the rest, great for carbines i saw they just made an ak47 one too . Download. Without a DB and SPL meter at the shooters head- the video is worthless. Apr 14, 2021. This looks promising. Has anyone tried a SME as it's not class 3 suppressed . 118 Avenue B SW Childress, TX 79201 Text-only version of this email Shop. I use both a Witt. Press question mark to learn the rest of the keyboard shortcuts. They all work well, I might mention though the BRT does a decent job on taming the fireball a bit. I would like to do a side-by-side comparison. by Pneumatix on desktop and mobile. If your application calls for a compact (A2 sized) solution; the BRT Linear Comp is a good choice. CLAMP-ON B g SHOTGUN BRAKE Witt Machine SME Slimline - Sound Testing with 9mm, .300 Blackout, and .308 Subsonic - Hearing Safe? Witt Machine SME Slimline - Rifle Calibers $175.00 The SME is a highly effective Linear Comp/Blast Can that allows for excellent shot to shot recovery & incorporates an external shroud that reduces lateral auditory reports. I've seen success with, Thanks for the suggestion guys, gonna go with kvp. Hard to tell how well it works on the video but everyone seems impressed with it. Watch and Find Out! Has anyone shot a AR with this device attached or have any firsthand knowledge. It would be better to live under robber barons than under omnipotent moral busybodies. I do some shooting indoors, but I'm mostly an outdoor shooter looking to find a way to quiet my gun down for myself and others nearby without the back pressure of a suppressor (and the bureaucracy). I can't wait for it to come in. I assume similar to other linear comps but this one seems extra long. Check out http://bit.ly/WittMachine for more info, and to get YOUR HAND on your VERY OWN SME. You must log in or register to reply here. Witt Machine Co. recently released a device called a 'sound mitigator' or SME, which is essentially a muzzle brake with a blast can that screws on like a QD suppressor. for long range/high caliber applications the muzzle brake is extremely high quality and a good value.The shroud is about 5.5\" long and threads on to the outside of the muzzle brake and has a very slight taper which works to direct all of the report down range. Bob Wright. I am going to try the Witt Machine SME. Such a practice is heavily regulated and subject to applicable laws. I will update this thread with the results once I install and shoot it. Posted: 7/20/2020 12:32:16 PM EST [#10] . Remington Assets Revealed: Ruger Gets Marlin, Vista Gets Remington Ammo, Franklin Armory Gets Bushmaster, Sierra Gets Barnes, Cleveland businesses boarding up to prepare for rioters ahead of presidential debate. I have an AR Pistol (5.56, 10.3" barrel) I love it but it is LOUD! PTP Tactical Senior Chief .30 Cal Suppressor. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. So if I put one of these on the front of my .22 caliber rifle it would sound like a .50 caliber? Muzle Rise Eliminators 17.76% Off Any use of this content without express written consent is prohibited. Her's another one for consideration. I specialize in High value options for your everyday Joe \u0026 Jane in the recreational scene. $175.00. Witt Machine SME Sound Mitigation Equipment Slimline (5.56) 1/2-28 Thread. I guess it directs down range and also acts like a brake. Looks like a real close fit to the MD, which might act as baffles, but I'm no expert. . Yeah I've thought about taking that plunge. SME- Sound Mitigation Equipment - non class III, View: https://www.youtube.com/watch?v=-WKM9GDuX0Y, KX3 Flash Suppressor 22 Caliber 1/2-28 Steel Phosphate : NOVESKE RIFLEWORKS LLC AR-15 KX3 FLASH SUPPRESSOR 22 CALIBER | Brownells, AR-15 Flash Hiding Test #2 - The Truth About Guns. My buddy has it on a shorty and it does make a difference. The baffles in the long tube will do somewhat of the same job as the can, but you're not going to reach the same decimal reduction in that length as the true sealed design will. Havnt tried it but i was surpised to find that its 4 inches. JavaScript is disabled. Who even knows what calibration and equipment they were using. Answers for Will a Witt Machine & Tool Co. SME Sound Mitigation Equipment Slimline fit within this handguard as it overlaps the threaded end of the barrel? Posted: 8/31/2020 9:56:34 PM EST . there are some YouTube videos on it. The Miculek, as almost all comps are, are very loud for shooter and us behind the shooter. Thanks! Our non NFA SME muzzle devices are revolutionary in recoil management and protecting your hearing. They do not suppress the blast but it sure sounds like it to the shooter. I'm interested, and I'm sure other people would be too. Very interesting. From what I understand it doesn't muffle the sound, it just directs it away from the shooter. Does it make it more pleasant for other people on the range: yes compared to a traditional comp, debatable comparing to no . Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. [ARCHIVED THREAD] - 22lr barrel extension. Come join the discussion about optics, hunting, gunsmithing, styles, reviews, accessories, classifieds, and more! I'm excited. I gotta say guys, it's legit. Feb 18, 2020. I'll give some feedback on sound mitigation and performance once I get it to the range. Check out http://bit.ly/WittMachine for more info, and to get YOUR HAND on your VERY OWN SME. Just got my SME. It may not display this or other websites correctly. Stepped my son up from 90gr 243 to 150gr 7mm. Mr. Shush of Witt Machine comes to hang out at our undisclosed shooting location to show me and Alex, DynaDeath Milberg, their new SME or Sound Mitigation Equipment, how much sound does it mitigate us ask?