The Jay Situation

Today’s Topics:1. Sound Signature Review 6.183 – BOE Mod 1 on the 14.5-in mid-length gas 5.56 M4A1. Yet another player entering the 5.56 suppression space. 3D printing involved? Of course. A bit of a twist with some conventional elements? Yes! This is the introductory discussion to accompany the technical paper published concurrently with this episode. (00:07:08)2. Listener Questions – they’re back! More from the 7th solicitation. Your queries are numerous, thought provoking, and useful! Chances are, someone has the same questions as you do. Let’s continue to do our best to answer them! (00:25:24)Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.182 – the Dead Air Wolfman on the HK SP5 – in both long and short configurations. Prolific (and also misunderstood) submachine gun silencer. Let’s dive into the technical discussion of the data and analysis published last week.a. Introduction (00:07:46)b. Physical Characteristics (00:17:31)c. Technical Performance – Long Configuration (00:27:10)d. Technical Performance – Short Configuration (00:44:04)e. MP5 Suppression Performance Comparisons (00:51:09)2. Pending Member Research – MP5 suppression. The Quietest 9mm Subgun Silencers. We all know and love the MP5 platform. It is, perhaps, one of the most famous and refined subgun silencer hosts that we have in small arms. So, which silencers help it to perform at its greatest potential? Which have the best signature reduction and tone? Ongoing in-depth signature research that will be delivered exclusively to PEW Science Members. Thank you for your support! (00:58:35)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. The Silencer Sound Standard is now 5 years old! Thank you for supporting PEW Science all of these years and helping make this the industry standard for silencer sound suppression performance. (00:09:05)2. Big thanks to Oklahoma State University! Engineering faculty and students attended our seminar last week – a very welcoming group of people who are learning about fire, explosions, and protecting the public! A great degree program for folks that are interested. (00:30:06)3. Sound Signature Review 6.181 – the Echo Zulu Defense X1R556-Ti on the 5.56 standard untuned mid-gas 14.5-in barrel M4A1. Another hybrid design. Let’s dig into the technical talk for this report published last week. (00:42:45)4. Sound Signature Review 6.182 – the Dead Air Wolfman on the HK SP5 – in both long and short configurations. Prolific submachine gun silencer? Absolutely. Misunderstood? Clearly. Let’s do a quick introduction to this technical report published concurrently with this episode. (01:28:29)Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.181 – the Echo Zulu Defense X1R556-Ti on the 5.56 standard untuned mid-gas 14.5-in barrel M4A1. Yet ANOTHER hybrid design? Yes. Now, are there levels to this? Also, yes. What happens when certain parameters are changed and slightly deviate from some core design principles? Introductory discussion for this whitepaper published with today’s episode. (00:06:24)2. PEW Science testing continues! The first quarter of 2025 has been very interesting; new hosts, new silencers, and all sort of things to show you. How far can the performance gauntlet take us? That’s literally what we are trying to determine! (00:22:21)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topic:1. Sound Signature Review 6.180 – the Centurion Arms Maximus-L on the 5.56 standard untuned MK18. Another hybrid design, and another dedicated 5.56 model. This is the technical discussion for the report published last week.a. Introduction. (00:08:55)b. Metrics – what are they good for, anyway? (00:14:25)c. Maximus-L and the competition. (00:19:24)d. Report technical deep dive. (00:29:22)Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.180 – the Centurion Arms Maximus-L on the 5.56 standard untuned MK18. Oh, my goodness gracious. Yet another hybrid design on the market?! The humanity! Dedicated 5.56 model, Inconel, light weight…. Does it bring the performance? This is the introductory discussion for the report published today with this episode. (00:06:37)2. The Walther PPK-SD chambered in .32ACP. We got it back from RMA! What was fixed? Apparently, a common issue. No more light strikes! A quick update on this potential future test host and the slow progress of its proving ground. (00:28:57)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.178 – the Otter Creek Labs Infinity on .308 bolt-action. New hybrid design silencer from OCL – two tests; both solid and vented 7.62 end caps. Technical discussion of the Infinity’s .308 performance.a. Intro and Infinity physical characteristics (00:07:34)b. Solid 7.62 end cap technical performance walkthrough (00:29:31)c. Vented 7.62 end cap technical performance walkthrough (00:36:58)d. Performance comparisons (00:45:44)2. Sound Signature Review 6.179 – the Otter Creek Labs Infinity on the 5.56 standard untuned MK18. Three tests! Solid 5.56 end cap, vented 5.56 end cap, and the vented 7.62 end cap. Adjustable back pressure. Technical discussion of the Infinity’s 5.56 performance.a. Intro and Polonium and Infinity 5.56 semiauto behavior (00:49:43)b. Solid 5.56 end cap performance notes (01:11:15)c. Vented 5.56 end cap performance notes (01:13:10)d. Vented 7.62 end cap performance notes (01:15:26)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.178 – the Otter Creek Labs Infinity on .308 bolt-action. New hybrid design silencer from OCL – two tests; both solid and vented 7.62 end caps. How does this technology perform with 7.62 NATO? Introductory discussion for this whitepaper published today. (00:09:35)2. Sound Signature Review 6.179 – the Otter Creek Labs Infinity on the 5.56 standard untuned MK18. Three tests! Solid 5.56 end cap, vented 5.56 end cap, and the vented 7.62 end cap. Adjustable back pressure? Yes. How does each configuration perform? Introductory discussion for this lengthy study published today. (00:23:48)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topic:1. Sound Signature Review 6.177 – the Dead Air Mojave 9 on the HK P30L. Long and short configuration. Triskelion baffle technology. Technical discussion covering the performance of this new hybrid design in the market. What makes the new 3D-printed Dead Air technology tick? Subtopic timestamps:a. Introduction: (00:06:42)b. Physical design characteristics: (00:09:48)c. Long configuration technical performance: (00:30:30)d. Short configuration technical performance and summary: (00:48:58)Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.177 – the Dead Air Mojave 9 on the HK P30L. Long and short configuration. Triskelion baffle technology. Another hybrid design in the market? You betcha! Highly requested research project and we went pretty deep! Find out what makes the new 3D-printed Dead Air technology tick in this latest whitepaper. This is the introductory discussion. (00:07:07)2. Listener Questions are back! It’s been a minute! We’ll dig back into the 7th solicitation and continue to address your queries. Sit back, relax, and let’s learn about silencers and silencer accessories! (00:25:26)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. PEW Science Rankings Table Refresh – easier to use? Maybe. More organized? Definitely. Color-coded risk metrics? Finally! Please check out the update if you haven’t. It’s in both the public and member Rankings sections. (00:07:35)2. Sound Signature Review 6.175 – the PTR VENT Spiritus 556i on the standard 10.3-in MK18. The VENT series is back – this time in Inconel, a 6-in long package, and with an extremely advanced design. PTR military technology has trickled-down to consumers and it’s very interesting. Technical discussion of this report. (00:18:40)3. Sound Signature Review 6.176 – the PTR VENT Spiritus 556i on the standard 14.5-in M4A1RIII mid-gas system. Really amazing physical discovery in this test program! And, exceptional performance demonstration. Let’s talk about what you can expect when you lengthen your barrel with this silencer. Technical discussion of this second report. (00:55:55)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.175 – the PTR VENT Spiritus 556i on the standard 10.3-in MK18. The VENT series is back – this time in Inconel, a 6-in long package, and with an extremely advanced design. PTR military technology has trickled-down to consumers and it’s very interesting. The shooter’s ear hazard reduction is wild. This is the introductory discussion for this technical report published today. (00:09:05)2. Sound Signature Review 6.176 – the PTR VENT Spiritus 556i on the standard 14.5-in M4A1RIII mid-gas system. Really amazing physical discovery in this test program! And, exceptional performance demonstration. Let’s talk about what you can expect when you lengthen your barrel with this silencer. Introductory talk for the 2nd publication of today! (00:23:10)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topic:1. Sound Signature Review 6.174 – B&T Station SIX 9 with the wiped SIX 9 silencer and the Training SIX 9 silencer. This is the technical discussion of the article published last week. Two silencers are featured in this test program. Subtopic timestamps:a. Topic intro (00:07:12)b. Station SIX 9 pistol operational overview (00:11:20)c. Wiped SIX 9 silencer physics and behavior (00:25:40)d. SIX 9 Training silencer performance (01:11:54)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topic:1. Sound Signature Review 6.174 – B&T Station SIX 9 with the wiped SIX 9 silencer and the Training SIX 9 silencer. Kicking off 2025 with some B&T, as requested. Quiet? I mean, you be the judge, I guess. Old technology doesn’t create miracles all of a sudden. Maybe that is a good or handy axiom to kick off 2025. Introductory discussion for this extensive paper published today. All member funded! (00:08:37)Happy New Year!Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.173 – LMT AT ION LT on the standard 556 MK18. Lewis Machine & Tool has an Advanced Technologies division. We have been working with them as their 3rd party performance validator during some of their system development. This is the technical discussion for the report published last week. (00:07:18)2. Merry Christmas! If we don’t speak again before next Wednesday, I hope your Christmas with your family and loved ones is wonderful, full of joy, great food, great company, amazing blessings, and is all you could have dreamed. This is the best time of year – spend it being thankful, reflect, and enjoy!!! Get out there and shoot a reindeer! (01:00:33)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.172 – Rugged Suppressors Obsidian 9 on the HK P30L. Long configuration AND short configuration. Two tests. Chances are, you have shot this. This is the technical discussion of the article published 27-NOV. (00:06:33)2. Sound Signature Review 6.173 – LMT AT ION LT on the standard 556 MK18. Lewis Machine & Tool has an Advanced Technologies division. We have been working with them as their 3rd party performance validator during some of their system development. This is an introductory discussion for the ION LT report published today. (00:48:11)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Thanksgiving is almost here!!! What are you thankful for? Any particular silencer innovations to be thankful for? There may be some! (00:08:34)2. Sound Signature Review 6.172 – Rugged Suppressors Obsidian 9 on the HK P30L. Long configuration AND short configuration. Two tests. Long awaited? Yes. Worth it? I mean, maybe. Chances are, you have shot this, so hopefully this gives you some good performance peg points! Introductory discussion for today’s publication. (00:30:29)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.170 – Liberty Precision Machine Anthem-S2 QD on .308 bolt-action. The new iteration of the Anthem series from LPM. Technical discussion of last week’s publication. (00:08:36)2. Sound Signature Review 6.171 – Liberty Precision Machine Anthem-S2 QD again – this time with subsonic 300 BLK. You saw its titanium big brother, the Mach-L, last month. Do you lose much going shorter? Technical discussion of last week’s second publication. (00:32:08)3. I was on the Open Source Defense podcast! If you haven’t heard of that organization, they have a cool publication and newsletter you can check out! (00:55:42)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.170 – Liberty Precision Machine Anthem-S2 QD on .308 bolt-action. The new iteration of the Anthem / Mach series from LPM. Any improvements to note? Introductory discussion for today’s publication. (00:05:36)2. Sound Signature Review 6.171 – Liberty Precision Machine Anthem-S2 QD again – this time with subsonic 300 BLK. You saw its titanium big brother, the Mach-L, last month. Do you lose much going shorter? You may be surprised! Introductory discussion for today’s second publication! (00:19:42)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Suppressing the Walther PPK SD in .32 ACP. Will it work? Examining our sample size of one, there appear to be caveats. Here’s a short update on our progress with the system so far. The quest to be James Bond continues… (00:14:22)2. Listener Questions are back! We’re taking a break from publications this week after a busy October. Let’s answer some of your queries from the 7th round. Be sure to follow the podcast page on Instagram to keep up with these solicitations! (00:50:54)Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.167 – the HUXWRX FLOW 556 Ti on the standard 5.56 MK18 10.3-in SBR. You have seen the HX-QD series, FLOW 556K, and FLOW 762 Ti evaluated in the Standard. How does this newest full-size dedicated 5.56 model stack up? Technical discussion. (00:09:45)2. Sound Signature Review 6.168 – the HUXWRX FLOW 556 Ti on the standard 5.56 M4A1RIII 14.5-in mid-length gas SBR. Does the performance of HUXWRX Flow-Through technology scale with longer barrels? Technical discussion. (01:11:42)3. Member Research Supplement 6.169 – Low Back Pressure 5.56 Silencer Performance - Flow-Through vs. SURGE BYPASS, PIP, and LBP. Head-to-head detailed comparisons. Who is the current king of the hill? Public discussion. (01:26:49)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.165 – the Off Grid Suppressors Trident Ti on .308 bolt action. Another silencer company moving into the space, and with DMLS models. How do these hybrid designs perform with bolt action systems? Technical Discussion. (00:10:39)2. Sound Signature Review 6.166 – the Off Grid Suppressors Operator Ti on the standard 5.56 MK18 10.3-in SBR. This is a dedicated 5.56 unit; how does the hybrid technology behave with semiauto use? Technical Discussion. (00:37:38)3. Sound Signature Review 6.167 – the HUXWRX FLOW 556 Ti on the standard 5.56 MK18 10.3-in SBR. You have seen the HX-QD series, FLOW 556K, and FLOW 762 Ti evaluated in the Standard. How does this newest full-size dedicated 5.56 model stack up? Introductory discussion. (00:56:23)4. Sound Signature Review 6.168 – the HUXWRX FLOW 556 Ti on the standard 5.56 M4A1RIII 14.5-in mid-length gas SBR. Does the performance of HUXWRX Flow-Through technology scale with longer barrels? Introductory discussion. (01:04:56)5. Member Research Supplement 6.169 – Low Back Pressure 5.56 Silencer Performance - Flow-Through vs. SURGE BYPASS, PIP, and LBP. Head-to-head detailed comparisons. Who is the current king of the hill? Introductory discussion. (01:11:40)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.165 – the Off Grid Suppressors Trident Ti on .308 bolt action. Another silencer company moving into the space, and with DMLS models. How do these hybrid designs perform with bolt action systems? Introductory discussion to accompany the whitepaper published today. (00:09:03)2. Sound Signature Review 6.166 – the Off Grid Suppressors Operator Ti on the standard 5.56 MK18 10.3-in SBR. This is a dedicated 5.56 unit; how does the hybrid technology behave with semiauto use? Intro discussion for the second whitepaper published today. (00:15:31)3. Listener Questions! Let’s continue with the 7th solicitation from Instagram. We certainly have more to go. Way over 500 questions and running! (00:23:56)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.163 – the Liberty Precision Machine Mach-L on .308 bolt action. Check out how the updated Anthem 2 series technology performs in this titanium full-size adaptation. Technical discussion for the article published last week. (00:08:18)2. Sound Signature Review 6.164 – the Liberty Precision Machine Mach-L on subsonic 300 BLK! How does the technology scale to this different combustion regime? Technical discussion to the second publication from last week. (00:44:48)3. The Walther PPK SD in .32 ACP; 7.65mm Browning. The one true caliber? I mean, maybe. Low recoil. Looks pretty. Historic. James Bond-esque. Can you suppress it? Sure. Tread carefully, though. (01:01:30)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.162 – the Combat Application Technologies CAT/SC/B1 on the HK P30L. Full power subsonic 9mm. Check out how the CAT SB-SHOCK technology performs in the modular CAT SC, in both long and short configurations, in the analytical test report white paper published last week. Technical discussion. (00:09:55)2. Sound Signature Review 6.163 – the Liberty Precision Machine Mach-L on .308 bolt action. High performance? Oh yes. Evolved from the previous LPM tech? Also yes. Check out how the updated Anthem 2 series technology performs in this titanium full-size adaptation. Introductory discussion for the article published concurrently with this episode. (01:03:09)3. But wait – there’s more! Sound Signature Review 6.164 – the Liberty Precision Machine Mach-L on subsonic 300 BLK! How does the technology scale to this different combustion regime? Check out the article to find out! This is the introduction to the second publication accompanying this episode. (01:11:52)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.162 – the Combat Application Technologies CAT/SC/B1 on the HK P30L. Full power subsonic 9mm. There have been several pivotal moments in pistol suppression over the past few decades. This may be another. Check out how the CAT SB-SHOCK technology performs in the modular CAT SC, in both long and short configurations, in the analytical test report white paper published with today’s episode. Introductory discussion. (00:09:39)2. Listener Questions are back! Let’s head back into the 7th Solicitation and answer more of your queries. It has never been a better time to be a silencer consumer, in history. What types of things are you folks wondering about? (00:33:35)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.161 – the Savage Arms AccuCan AC30 with 7.62mm NATO. You first saw the AccuCan AC22. How does the monocore design scale up to 30 caliber, and what type of performance can you expect from this lightweight bolt-action silencer? This is the technical discussion for the paper published last week. (00:09:19)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.160 – the PTR VENT 1 with 7.62mm NATO. Purposely Induced Porosity (PIP). You saw it with 9mm… you saw it with 5.56. What happens when you tune it especially for this type of combustion regime? Technical discussion of the white paper published last week. (00:12:50)2. Sound Signature Review 6.161 – the Savage Arms AccuCan AC30 with 7.62mm NATO. You first saw the AccuCan AC22. How does the monocore design scale up to 30 caliber, and what type of performance can you expect from this lightweight bolt-action silencer? This is the introductory discussion for the paper published concurrently with this episode. (01:25:24)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.159 – the Combat Application Technologies CAT/DD/A1 with 7.62mm NATO! A bolt-action evaluation of this “K” silencer intended for use on reciprocating weapons. This is the technical discussion for this white paper published last week. (00:09:06)2. Sound Signature Review 6.160 – the PTR VENT 1 with 7.62mm NATO. Purposely Induced Porosity (PIP). You saw it with 9mm… you saw it with 5.56. What happens when you tune it especially for this type of combustion regime? Can this type of tech pay dividends? Buckle. Up. Introductory discussion for one of the wildest test reports you have ever seen. (00:44:32)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.159 – the Combat Application Technologies CAT/DD/A1 with 7.62mm NATO! A bolt-action evaluation of this “K” silencer intended for use on reciprocating weapons. How does it perform? What do we learn about its performance from this test program? Is there anything of note? Unusual performance, that’s for sure. This is the introductory discussion for this white paper published today with this episode! (00:08:25)2. More data and analysis coming very soon. Continuing to explore a single combustion regime – but with different use cases! “Soon,” perhaps we will move into really stretching our 7.62 NATO evaluations with more complex cases. (00:30:57)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.158 – the Gemtech Neutron 7.62 on .308 bolt-action! A lot of folks have used Gemtech silencers for many years. How does some of their newer technology perform, when compared to the large .308 performance pedigree in the Standard? Technical discussion for this white paper published last week. (00:09:40)2. PEW Science research progression update. What to expect in the near term? Get your hunting rifles ready for deer season, as well as your sidearms. Gonna be a mix! (00:51:17)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.158 – the Gemtech Neutron 7.62 on .308 bolt-action! A lot of folks have used Gemtech silencers for many years. How does some of their newer technology perform, when compared to the large .308 performance pedigree in the Standard? This is the introductory topic for this white paper published concurrently with this episode. (00:10:45)2. Listener Questions are back! It’s that time again! Welcome to the 7th Solicitation. We got a lot of great ones from you folks – so let’s take a stab at starting to answer them today! (00:32:57)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.157 – the Surefire SOCOM762-MINI2 on the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle, with a comparison case study of Surefire Total Signature Reduction Technology. Can you use a 30-caliber silencer on 5.56 as expect good results? This is the technical discussion of the study published last week. (00:09:33)In-depth article walk-through begins (00:19:26)Other cases of performance variation, good and bad (00:38:12)Member case study and the 556-RC3 (00:45:33)5.56 Performance comparison with other silencers on the market (00:57:10)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.157 – the Surefire SOCOM762-MINI2 on the MK18 5.56x45mm Short Barrel Automatic AR15 Rifle, with a comparison case study of Surefire Total Signature Reduction Technology. Can you use a 30-caliber silencer on 5.56 as expect good results? How well does the Surefire technology scale when you change venting, volume, and bore size? The PEW Science research pedigree has the answers. This is the introductory discussion to this whitepaper published today, so let’s talk big picture. (00:08:43)2. Short topic – Are adjustable gas blocks bad? I mean, not really. Can they be? Yeah, sure. My kingdom for a compact, non-leaky block, with fine adjustments. (00:26:43)Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.156 – KAC 556 QDC/CRS-PRT and 556-QDC/MCQ-PRT System Optimization: SR-15 Carbine MOD 2, CQB MOD 2, M4A1RIII, and MK18 5.56x45mm Short Barrel Automatic AR15 Rifles. Introducing the PEW Science KAC 556 PRT System Optimization Tool!16 test program. Let’s start off talking about the full size QDC/CRS-PRT first. Technical discussion. (00:06:05)Interactive tool use for Topic 1 (00:38:25)2. The other half of the PEW Science KAC 556 PRT study – the mini corn. Let’s talk about the QDC/MCQ-PRT. Small corn – does it give small performance? Yes and no. Technical discussion regarding this silencer. (00:51:30)Interactive tool use for Topic 2 (01:09:20)3. Overall comparisons. How does the KAC QDC PRT series stack up to the competition? (01:13:29)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.156 – KAC 556 QDC/CRS-PRT and 556-QDC/MCQ-PRT System Optimization: SR-15 Carbine MOD 2, CQB MOD 2, M4A1RIII, and MK18 5.56x45mm Short Barrel Automatic AR15 Rifles. Introducing the PEW Science KAC 556 PRT System Optimization Tool!In addition to the first fully-featured public interactive suppressed system optimization tool, this publication includes the following data, analysis, and content for your consumption, including testing with:- Both full size and mini KAC 556 QDC silencers.- Two muzzle devices (3-prong and MAMS).- Four hosts (SR-15 Carbine MOD 2, CQB MOD 2, M4A1RIII, and MK18) – 16 tests, total.This one took a village! Thank you for your support! This is the introduction to this PEW Science Laboratory internal research program publication. (00:09:50)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.155 – The FOR Systems Monarch 7.62 on .308 bolt-action. High performing silencer on this ultra-competitive platform. How is FOR Systems accomplishing this performance, and what can we expect on other platforms? How does the Monarch compare with similar performing silencers like the Helios QD and Anthem-S? This is the technical discussion of the white paper published last week. (00:06:56)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.155 – The FOR Systems Monarch 7.62 on .308 bolt-action. Boy howdy…. DMLS continues to be interesting. Inconel? Yes. Low(er) backpressure? Yes. Performance? Apparently so! Let’s check out this very interesting silencer in this introductory discussion to the article published today! (00:08:14)2. Knee deep in the corn? Quite literally. KAC everywhere… and it’s not normal. We have been testing the daylights out of these PRT silencers and it’s been…… interesting. Just about every combination has been examined. The enthusiasts will certainly benefit! This is PEW Science funded internal research. (00:24:06)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.154 – The Savage Arms AccuCan AC22 on the CZ452 .22LR bolt-action. The performance of this simple monocore silencer is quite interesting! This is the technical discussion of the white paper published on the AC22 last week. (00:09:24)2. Host variability. Suppressed system performance depends upon the holistic system; which systems are the most susceptible to large performance swings, given user-changeable parameters? Well, the AR is one… (01:00:55)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.154 – The Savage Arms AccuCan AC22 on the CZ452 .22LR bolt-action. Oh my goodness, more rimfire. And oh my goodness….. it’s from Savage! Pretty exciting when a major firearm company gets into silencers. This is an introductory discussion for the technical white paper published today, with this episode. (00:13:34)2. Do you actually have to clean your silencers? Well, eventually, maybe. Why would it matter at all? Is it hard? It doesn’t have to be. We have received some questions from new silencer owners, so let’s go over some basics when it comes to basic silencer maintenance! Let’s talk about the technical reasons regarding why you would need to clean a silencer. This might be Part 1 of 2. (00:35:31)Errata: In the initial publication of this article, the measured tested weight of the AC22 was listed as 2.8 ounces, which was in error. The correct tested weight of the AC22 is 3.3 ounces.Sponsored by - High End Armament Technology, Top Gun Range Houston,Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.153 – The SilencerCo Omega 9K on the HK P30L. Pistol data and analysis is back! This is a technical discussion of the Omega 9K data and analysis, covering the white paper published last week. (00:10:45)2. PEW Science 101 topic prep – thank you for your feedback! If you haven’t e-mailed your feedback of what you want to hear on the episode, please do so. By popular demand, this reference will be used to assist folks with a “crash course” introduction to the research! Your feedback is appreciated. (00:58:06)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.153 – The SilencerCo Omega 9K on the HK P30L. Pistol data and analysis is back! A couple of years have gone by, but let’s revisit the venerable Omega 9K in this introductory discussion for this white paper published concurrently with this episode. (00:09:17)2. PEW Science 101 – by request. For first time consumers, enthusiasts, and the general public – what main topics would you love to see in a 101 episode? You folks have asked - this reference would be used to assist folks with a “crash course.” Your feedback is welcome, for its preparation. (00:33:11)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Listener Questions are back! Will we finally finish the 6th solicitation? Will we surpass the 500-question mark on the podcast?! All signs point to definitely maybe. (00:07:31)2. Testing is difficult. Those that work in various experimental and research fields of engineering and other disciplines understand this first-hand. Overcoming adversity is also difficult. Nonetheless, we are excited to share that some great discoveries are occurring in the PEW Science research pedigree! (00:57:09)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Listener Questions are back! That’s right – we’re continuing to answer your queries from the 6th solicitation. We’re not out of the woods yet, but we’re in the home stretch! Today we’ll cover food, toxic gas, hearing protection, testing, and more (as chosen by the listeners)! (00:07:14)2. Thank you for your support. The PEW Science laboratory is run with grassroots contributions from all of you – and this podcast is made possible directly through that mechanism! It is a joy to keep doing this for the public. (00:59:34)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.151: the Surefire SOCOM556-RC3 on the standard 10.3-in MK18. Two mounts. 3-Prong and closed-tine WARCOMP. Same old conclusion? No, actually. Technical discussion of this white paper published last week. (00:07:03)2. Research Supplement 6.152: Surefire RC2 vs. RC3 - What Changed? The Quietest 5.56 Rifle Silencers - Taming the MK18, Part 5. We do a deep dive into the technologies in the RC2 and RC3 for PEW Science Members, and give actionable performance data for field use. (00:51:04)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Listener Questions are back! We’ll hit a few more from the 6th Solicitation. Thank you, as always, for your participation in making the PEW Science public research and education effort the best in the industry and in the world. (00:08:09)2. Sound Signature Review 6.151 – the Surefire SOCOM556-RC3 on the standard 10.3-in MK18. Two mounts. 3-Prong and closed-tine WARCOMP. Same old conclusion? No, actually. Introductory discussion of this white paper published with this episode. (00:53:51)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. 6 ARC Testing, and You. Do you care? You may. Does it matter? It matters to PEW Science – so, let’s make sure you get the data you need if you do, in fact, need it. (00:06:46)2. Sound Signature Review 6.149 – the Otter Creek Labs Titanium on the .22LR CZ 452 bolt-action. Technical discussion for this whitepaper published last week. (00:22:23)3. Sound Signature Review 6.150 – the Otter Creek Labs Titanium on the subcompact Beretta 21A. Technical discussion for this whitepaper, also published last week. (00:38:57)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. As promised – 3-lug mounting. What is it, why do we use it, and what options do you have as a silencer consumer in 2024? Should you care about the version used? Potentially, yes. (00:10:06)2. Sound Signature Review 6.149 – the Otter Creek Labs Titanium on the .22LR CZ 452 bolt-action. Rimfire is back again! Introductory discussion for this technical whitepaper published today. (00:42:55) 3. Sound Signature Review 6.150 – the Otter Creek Labs Titanium on the subcompact Beretta 21A. Introductory discussion for this technical whitepaper, also published today! The 150th article in the Silencer Sound Standard. (00:49:15)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Happy belated 4th birthday to the Silencer Sound Standard! In March of 2020, the PEW Science laboratory publicly launched the Standard that is used, worldwide, for objective analysis of suppressed system performance. (00:12:06)2. Sound Signature Review 6.147 – the Combat Application Technologies CAT/JL/A1. The CAT JL on supersonic .308. Technical discussion of this paper that was published last week. This addresses CAT SNIPER2 technology. (00:23:17)3. Sound Signature Review 6.148 – the Combat Application Technologies CAT/MOB/A1. The CAT MOB on the HK MP5. Technical discussion of this paper that was also published last week; this discussion addresses CAT DiVerge technology. (01:26:37)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul

Today’s Topics:1. Sound Signature Review 6.146 – the Mercy Pluto on the CZ 452 16-in .22LR bolt-action. This is the technical discussion of the white paper published last week! (00:13:42)2. Sound Signature Review 6.147 – the Combat Application Technologies CAT/JL/A1. The CAT JL on supersonic .308. Introductory discussion of this advanced system, and a first-look at the CAT SNIPER2 technology. (00:57:28)3. Sound Signature Review 6.148 – the Combat Application Technologies CAT/MOB/A1. The CAT MOB on the HK MP5. Introductory discussion of this extremely interesting system, and a first-look at another CAT technology; DiVerge. (01:16:46)Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!Legion Athletics: use code pewscience for 20% off your first order and double points!Ammo from True Shot: Click Here! (use code pewscience for $20 off the A-Zone program)Magpul: Use code PSTEN to receive $10 off your order of $100 or more at Magpul