Today’s Topics: 1. PEW Science Member Deals are here! Slowly but surely, we would like to give you members something a little extra – more than you get already. This is our way of thanking you for all of your amazing support! (00:08:08) 2. Sound Signature Review 6.189 – the Q Southpaw on the standard untuned MK18. Highly requested research study – …

Today’s Topics: 1. Sound Signature Review 6.188 – Off Grid Scorpius on the Beretta 21A subcompact .22LR pistol. Some more rimfire data and analysis for you folks! Small. Light. Quiet. Technical discussion for the whitepaper published last week. (00:07:07) 2. Sound Signature Review 6.189 – the Q Southpaw on the standard untuned MK18. Highly requeste…

Today’s Topics: 1. Sound Signature Review 6.186 – Sylvan Arms SA30TI with supersonic .308. Classic design; smaller diameter. Simple and secure mount. Technical discussion for this 30 caliber silencer whitepaper published last week! (00:08:14) 2. Sound Signature Review 6.187 – Sylvan Arms SA223TIS on the 14.5 M4. The shorter, dedicated 5.56 silencer…

Today’s Topics: 1. Big shout-out to Mark and the Hunt Backcountry Podcast! Mark invited me to speak with him a while back about “Suppressor Science, Selection, and Sound” in sort of a “hunting centric” fashion. Please check out Episode 523 of their podcast when you can! (00:09:18) 2. Sound Signature Review 6.185 – Otter Creek Labs Infinity with sub…

Today’s Topic: 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 technical discussion to accompany the technical paper published on 16-APR. a. Introduction (00…

Today’s Topic: 1. Sound Signature Review 6.185 – Otter Creek Labs Infinity with subsonic 300 BLK. The Q mini Fix – an 8-in barrel proving ground, from the beginning. How does the versatile Infinity handle subsonic ammunition combustion out of a relatively short barrel? How does its performance compare with some older designs and some purpose-built …

Today’s Topics: 1. Member Research Supplement 6.184 – The Quietest 9mm Silencers - MP5 Silencer Detailed Loudness and Tone Comparisons. We compare the loudness, tone, and severity of the CAT MOB, Dead Air Wolfman, GSL Phoenix, HUXWRX CASH 9K, Otter Creek Labs Lithium, PTR VENT 2, and Resilient RS9. Who comes out on top, and how? (00:06:14) 2. Liste…

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 epi…

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…

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 g…

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…

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 compet…

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 …

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 walk…

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 Otte…

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…

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. Thi…

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 …

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 t…

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)…

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 discussio…

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. Merr…

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 &…

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 …

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 titan…