SSS.6.91 - Resilient Suppressors RS9 and the Heckler and Koch SP5K-PDW 9x19mm PDW Subgun (Free Version)

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SSS.6.91 - Resilient Suppressors RS9 and the Heckler and Koch SP5K-PDW 9x19mm PDW Subgun (Free Version)

The Resilient Suppressors RS9 is a compact and lightweight submachinegun silencer that exhibits extremely high suppression performance at the shooter’s ear, for its size. The silencer possesses a unique performance trait of increased overall performance with higher muzzle pressure; a characteristic allowing higher performance on shorter-barreled host weapons. This performance trait is atypical of many silencers.

In this review, the Resilient Suppressors RS9 performance metrics depend upon suppressing a subsonic centerfire pistol cartridge on a roller-delayed blowback submachinegun personal defense weapon (PDW). How would the Resilient Suppressors RS9 perform on your compact PDW 9mm pistol caliber carbine (PCC)?

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SSS.6.90 - Resilient Suppressors RS9 and the Heckler and Koch SP5 9x19mm Subgun (Free Version)

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SSS.6.90 - Resilient Suppressors RS9 and the Heckler and Koch SP5 9x19mm Subgun (Free Version)

The Resilient Suppressors RS9 is a compact and lightweight submachinegun silencer that exhibits extremely high suppression performance at the shooter’s ear, for its size. The silencer possesses a unique performance trait of increased overall performance with higher muzzle pressure; a characteristic allowing higher performance on shorter-barreled host weapons. This performance trait is atypical of many silencers.

In this review, the Resilient Suppressors RS9 performance metrics depend upon suppressing a subsonic centerfire pistol cartridge on a roller-delayed blowback submachinegun. How would the Resilient Suppressors RS9 perform on your 9mm pistol caliber carbine (PCC)?

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SSS.6.89 - Diligent Defense Co. Enticer S-Ti and the Q mini FIX 300 BLK Subsonic (Free Version)

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SSS.6.89 - Diligent Defense Co. Enticer S-Ti and the Q mini FIX 300 BLK Subsonic (Free Version)

The Diligent Defense Co. Enticer S-Ti is a mid-size and lightweight .30 rifle silencer that exhibits competitive sound signature reduction in the subsonic flow regime for its size, while possessing a modular rear mount capability. Note that the Enticer series also includes a longer Enticer L-Ti model, further increasing the sound signature suppression performance, albeit at the expense of increased length and weight.

How would the Enticer S-Ti perform on your personal defense weapon?

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SSS.6.88 - Diligent Defense Co. Enticer L-Ti and the Q mini FIX 300 BLK Subsonic (Free Version)

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SSS.6.88 - Diligent Defense Co. Enticer L-Ti and the Q mini FIX 300 BLK Subsonic (Free Version)

The Diligent Defense Co. Enticer L-Ti is a full-size and lightweight .30 rifle silencer that exhibits extremely competitive sound signature reduction in the subsonic flow regime, while possessing a modular rear mount capability. Note that the Enticer series also includes a shorter Enticer S-Ti model, further reducing the length and weight of the system, albeit at the expense of some sound signature suppression performance.

How would the Enticer L-Ti perform on your personal defense weapon?

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SSS.6.87 - Resilient Suppressors RSP and the HK P30L (Free Version)

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SSS.6.87 - Resilient Suppressors RSP and the HK P30L (Free Version)

The Resilient Suppressors RSP is an ultra-lightweight and advanced 9mm pistol silencer that is also relatively compact. At 7.9 ounces and 6.8 inches long, the RSP is lighter and smaller than many other 9mm pistol silencers on the current market, while also exhibiting superior sound signature suppression to the shooter, using a full-size semiautomatic handgun. The holistic design and performance of the RSP is notable.

In this review, the Resilient Suppressors RSP performance metrics depend upon suppressing a full-size handgun firing a full-power subsonic centerfire pistol cartridge. How would the RSP perform on your self-defense handgun?

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SSS.6.86 - GSL Phoenix and the Heckler and Koch SP5 9x19mm Subgun (Free Version)

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SSS.6.86 - GSL Phoenix and the Heckler and Koch SP5 9x19mm Subgun (Free Version)

The GSL Phoenix is a full-size submachinegun silencer that exhibits extremely high suppression performance and is relatively lightweight for its size. The plethora of mounting options, user-serviceability, and performance pedigree spanning decades, are notable. Note that the Phoenix is an updated version of the legacy MK-9K submachinegun silencer.

In this review, the GSL Phoenix performance metrics depend upon suppressing a subsonic centerfire pistol cartridge on a roller-delayed blowback submachinegun. How would the GSL Phoenix perform on your 9mm pistol caliber carbine (PCC)?

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SSS.6.85- Research Supplement: Unsuppressed Subguns; the HK SP5 and SP5K-PDW as Silencer Test Hosts (Public Article)

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SSS.6.85- Research Supplement: Unsuppressed Subguns; the HK SP5 and SP5K-PDW as Silencer Test Hosts (Public Article)

Bolt-action weapons allow for the elimination of variables to study pure sound signature suppression phenomena. PEW Science is continuing bolt-action and automatic rifle weapon testing, analysis, and research. The purpose of this Public Research Supplement is to present a first-look at muzzle blast phenomenology for a new addition to the published host weapon systems in the Standard; the so-called “pistol caliber carbine,” (PCC), or submachinegun, chambered in 9x19mm NATO.

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SSS.6.84 - Research Supplement: Taming the MK18, Part 3 - HUXWRX vs. Otter Creek Labs vs. Surefire (Article Preview)

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SSS.6.84 - Research Supplement: Taming the MK18, Part 3 - HUXWRX vs. Otter Creek Labs vs. Surefire (Article Preview)

Four silencers evaluated by PEW Science are included in this members-only Research Supplement to examine relative First Round Pop (FRP) and overall sound signature suppression performance characteristics. The four silencers were selected for their high average sound suppression performance at the muzzle or shooter’s ear on the standard PEW Science MK18 test host weapon system. All four silencers induce differing hearing damage risk to the shooter and bystanders on this weapon platform, on average.

This research supplement is intended to provide more information to PEW Science members with regard to specific sound signature characteristics of the tested configurations in the aforementioned reviews, and to help frame objective loudness comparisons between five silencer configurations exhibiting differing sound suppression performance on the MK18 weapon system. Both the FRP and average sound signature suppression regimes are examined. This supplement is part of ongoing PEW Science small arm weapon system sound signature research.

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SSS.6.83 - HUXWRX FLOW 556k and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

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SSS.6.83 - HUXWRX FLOW 556k and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

The HUXWRX FLOW 556k is a relatively compact 5.56mm machine gun rated rifle silencer that exhibits class-leading back pressure reduction and sound signature suppression performance for its size. Its sound suppression performance at the shooter’s ear on the standard MK18 is unprecedented. The silencer is constructed of 3D-printed 17-4 heat treated stainless steel, and represents one of the most advanced systems evaluated by PEW Science, to date.

In this review, the FLOW 556k performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the HUXWRX FLOW 556k perform on your AR15 short barrel rifle?

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SSS.6.82 - Energetic Armament ARX and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

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SSS.6.82 - Energetic Armament ARX and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

The Energetic Armament ARX is a relatively compact 5.56mm machine gun rated rifle silencer that possesses a high flow rate at the expense of sound signature suppression performance on the MK18. The silencer is extremely light, and weighs 8.8 ounces with its included direct-thread mount.

In this review, the ARX performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the Energetic Armament ARX perform on your AR15 short barrel rifle?

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SSS.6.81 - Otter Creek Labs Hydrogen-L and the Savage Model 10 PC .308 (Free Version)

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SSS.6.81 - Otter Creek Labs Hydrogen-L and the Savage Model 10 PC .308 (Free Version)

The Otter Creek Labs Hydrogen-L is a full-size and lightweight 30 caliber rifle silencer that exhibits very high sound signature suppression performance. The Hydrogen-L is constructed of titanium and has a user-adaptable mounting system. At 13.8 ounces with the direct thread mount, the Hydrogen-L is one of the lightest full size high performance rifle silencers on the current market.

In this review, the Hydrogen-L performance metrics depend upon suppressing a supersonic centerfire rifle cartridge; no easy task. How would the silencer perform on your .308 deer rifle?

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SSS.6.80 - Liberty Precision Machine Anthem-K and the Savage Model 10 PC .308 (Free Version)

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SSS.6.80 - Liberty Precision Machine Anthem-K and the Savage Model 10 PC .308 (Free Version)

The Liberty Precision Machine Anthem-K is a compact and lightweight 30 caliber rifle silencer that exhibits advanced sound signature reduction and flow rate for its design envelope. The Anthem-K is constructed of 17-4 stainless steel and has a user-adaptable mounting system. The characteristics of the Anthem series, in totality, are advanced.

In this review, the Anthem-K performance metrics depend upon suppressing a supersonic centerfire rifle cartridge; no easy task. How would the silencer perform on your .308 deer rifle,?

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SSS.6.79 - Liberty Precision Machine Anthem-S and the Savage Model 10 PC .308 (Free Version)

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SSS.6.79 - Liberty Precision Machine Anthem-S and the Savage Model 10 PC .308 (Free Version)

The Liberty Precision Machine Anthem-S is a mid-size and lightweight 30 caliber rifle silencer that exhibits advanced sound signature reduction for its design envelope. The Anthem-S is constructed of 17-4 stainless steel, is lighter and quieter than many longer silencers on this platform, and has a user-adaptable mounting system. The characteristics of the Anthem series, in totality, are advanced.

In this review, the Anthem-S performance metrics depend upon suppressing a supersonic centerfire rifle cartridge; no easy task. How would the silencer perform on your .308 deer rifle?

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SSS.6.78 - KAC QDSS-NT4 and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

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SSS.6.78 - KAC QDSS-NT4 and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

The KAC QDSS-NT4 is a full-size 5.56mm machine gun rated rifle silencer that possesses competitive sound signature suppression performance with many silencers on the current market, and achieves balanced performance on the MK18. The QDSS-NT4 may be considered a legacy design. The silencer’s mass is significant and possesses a total system weight of 23.5 ounces.

In this review, the QDSS-NT4 performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the KAC QDSS-NT4 perform on your AR15 short barrel rifle?

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SSS.6.77 - Research Supplement: The Rugged Razor556 vs. Razor762 with 7.62mm and 5.56mm Endcaps on the MK18 (Article Preview)

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SSS.6.77 - Research Supplement: The Rugged Razor556 vs. Razor762 with 7.62mm and 5.56mm Endcaps on the MK18 (Article Preview)

The Rugged Razor556 centerfire rifle silencer is compared to the Rugged Razor762 in this members-only Research Supplement. Parameters investigated are relative First Round Pop (FRP) and overall sound signature suppression performance characteristics on the MK18. Performance of the Razor762 with the standard 30 caliber endcap, as well as the standard Rugged 5.56mm endcap is highlighted, as was done in previous Member Research Supplement 6.59.

This research supplement is intended to provide more information to PEW Science members with regard to the specific sound signature characteristics of the Rugged Razor556 on the MK18 compared with those of the Razor762 with its standard 30 caliber endcap and 5.56mm endcap. This supplement is part of ongoing PEW Science small arm weapon system sound signature research.

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SSS.6.76 - Rugged Razor556 and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

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SSS.6.76 - Rugged Razor556 and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

The Rugged Razor556 is a “semi-compact” 223 caliber machine gun rated rifle silencer that possesses moderate sound signature suppression performance with relatively low back pressure. Relative to many dedicated 5.56mm bore silencers, it may be considered “full size.” The silencer is lighter than the Razor762 and quieter than the Razor762 on the MK18 5.56x45mm short-barrel rifle AR15 weapon system, on average. The Razor556 is advertised to have extreme durability and possesses a total system weight of 15.3 ounces, as tested.

In this review, the Razor556 performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the Razor556 perform on your AR15 short barrel rifle?

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SSS.6.75 - Otter Creek Labs Polonium and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

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SSS.6.75 - Otter Creek Labs Polonium and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

The Otter Creek Labs Polonium is a full-size 5.56mm machine gun rated rifle silencer that possesses extremely competitive sound signature suppression performance with many silencers on the market, while possessing higher back pressure compared to some designs. Users should note that the Polonium is capable of shooting projectiles as large as 6mm (.243).

In this review, the Polonium performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the Polonium perform on your AR15 short barrel rifle?

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SSS.6.74 - Silencer Central Banish 30 and the Savage Model 10 PC .308 (Free Version)

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SSS.6.74 - Silencer Central Banish 30 and the Savage Model 10 PC .308 (Free Version)

The Silencer Central Banish 30 is a full-size and lightweight modular 30 caliber rifle silencer that exhibits typical sound signature reduction for its design envelope. Note that the Banish 30 is user-serviceable, allowing use on a variety of platforms and is also modular, allowing for use in two length configurations. The Banish 30 is not the same silencer as the Banish 30 Gold, in construction, features, or performance.

In this review, the Banish 30 performance metrics depend upon suppressing a supersonic centerfire rifle cartridge; no easy task. How would the silencer perform on your .308 deer rifle, in both its long and short configurations?

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SSS.6.73 - Surefire SOCOM762-RC2 and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

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SSS.6.73 - Surefire SOCOM762-RC2 and the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle (Free Version)

The Surefire SOCOM762-RC2 is a full-size 30 caliber machine gun rated rifle silencer that possesses competitive sound signature suppression performance in the supersonic flow regime with 7.62x51mm cartridges, while also possessing significantly reduced back pressure. The performance of the SOCOM762-RC2 in short barrel 5.56x45mm applications is reduced.

In this review, the SOCOM762-RC2 performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the SOCOM762-RC2 perform, with a WARCOMP or Flash Hider mount, on your AR15 short barrel rifle?

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SSS.6.72 - Research Supplement: Taming the MK18, Part 2 - Surefire vs. CGS (Article Preview)

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SSS.6.72 - Research Supplement: Taming the MK18, Part 2 - Surefire vs. CGS (Article Preview)

Two silencers evaluated by PEW Science are included in this members-only Research Supplement to examine relative First Round Pop (FRP) and overall sound signature suppression performance characteristics. The two silencers were selected for their similar average sound suppression performance at the shooter’s ear on the standard PEW Science MK18 test host weapon system. Both silencers induce similar hearing damage risk to the shooter on this weapon platform, on average.

This research supplement is intended to provide more information to PEW Science members with regard to specific sound signature characteristics of the tested configurations in the aforementioned reviews, and to help frame objective loudness comparisons between three silencer configurations exhibiting differing sound suppression performance on the MK18 weapon system. Both the FRP and average sound signature suppression regimes are examined. This supplement is part of ongoing PEW Science small arm weapon system sound signature research.

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