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PEW Science LLC Podcasts

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Episode 271 - OCL Infinity M4 Tech Talk and CAT KK MK18 Intro (13-AUG-2025)
1:30:17
1:30:17
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1:30:17Today’s Topics: 1. Sound Signature Review 6.196 – Otter Creek Labs Infinity on the 14.5-in mid-length gas M4A1. You’ve seen this durable, versatile silencer on everything from 7.62 NATO to subsonic 300 BLK to short barrel 5.56 NATO. What have we learned about the Infinity, and how its technology works? How does the hybrid Otter Creek Infinity techn…
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Episode 270 - FOR Systems Recce Technical Overview and OCL Infinity M4 Testing Intro (06-AUG-2025)
48:28
48:28
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48:28Today’s Topics: 1. Sound Signature Review 6.195 – FOR Systems Monarch Recce on the 10.3 5.56 MK18. Speaking of form factor… this silencer is a little over 5 inches long, as tested, and it’s ready to party. Hybrid designs continue to be developed, and the status quo just might be changing. Do short 5.56 silencers have to be loud? Technical discussio…
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Episode 269 - Dillon DRC556 Technical Overview and FOR Systems Monarch Recce Intro (30-JUL-2025)
43:40
43:40
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43:40Today’s Topics: 1. Sound Signature Review 6.194 – Dillon Rifle Company DRC556 on the 14.5 5.56 M4. Oh my goodness – more Purposely Induced Porosity silencers? Yes. PIP is proliferating. How does this adaptation of the technology perform? Technical discussion for this paper published last week – the form factor wars are heating up! a. Intro (00:05:1…
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Episode 268 - PEW Science Dillon DRC556 M4 Testing – Introduction (23-JUL-2025)
26:40
26:40
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26:40Today’s Topic: 1. Sound Signature Review 6.194 – Dillon Rifle Company DRC556 on the 14.5 5.56 M4. Oh my goodness – more Purposely Induced Porosity silencers? Yes. PIP is proliferating. How does this adaptation of the technology perform? Form factor is becoming a hot topic lately. Let’s explore this new silencer from Dillon in this introductory disc…
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Episode 267 - CAT TSWIF Testing Technical Discussion and 300 BLK MCX Rattler LT Stuff (16-JUL-2025)
1:02:05
1:02:05
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1:02:05Today’s Topics: 1. Sound Signature Review 6.193 – Combat Application Technologies CAT/TSWIF on the 14.5 5.56 M4. This is a “blast diverter” micro silencer; it is intended to be used with blast diverters and flash suppressors from Apparition Instruments, Noveske Rifleworks, and others. Technical discussion of the whitepaper published last week. (00:…
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Episode 266 - CAT TSWIF 14.5 M4 Testing Intro and Listener Questions (09-JUL-2025)
56:22
56:22
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56:22Today’s Topics: 1. Sound Signature Review 6.193 – Combat Application Technologies CAT/TSWIF on the 14.5 5.56 M4. This is a “blast diverter” micro silencer; it is intended to be used with blast diverters and flash suppressors from Apparition Instruments, Noveske Rifleworks, and others. If you are avoiding SBR registration, does something like this w…
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Episode 265 - Engaged Industries Operator 5.56 Tech Performance and Industry Update (02-JUL-2025)
1:07:00
1:07:00
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1:07:00Today’s Topics: 1. Sound Signature Review 6.192 – Engaged Industries Operator 5.56 on the MK18. Smaller diameter silencers making a comeback? Potentially. Does this silencer bring competitive performance to a crowded market? Technical discussion for this technical report published last week. (00:08:50) 2. Ongoing testing is awesome. New test hosts …
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Episode 264 - CAT RAT MCX Technical Discussion and Engaged Industries Operator 5.56 (25-JUN-2025)
1:26:12
1:26:12
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1:26:12Today’s Topics: 1. Semiauto 300 BLK is here! Sound Signature Review 6.191 – Combat Application Technologies CAT/RAT on the 6.75-in SIG SAUER MCX AR-18 consumer retail LVAW analog in all three of its modular configurations (COVERT, FLOW, and Base). This is the technical talk for the report published last week. a. Technical Intro (00:07:24) b. SIG MC…
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Episode 263 - CAT RAT 300 BLK MCX Testing Intro and PWS BDE 22 Tech Discussion (18-JUN-2025)
1:08:12
1:08:12
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1:08:12Today’s Topics: 1. Sound Signature Review 6.190 – the Primary Weapon Systems PWS BDE 22 on the subcompact Beretta 21A (Bobcat). A little rimfire palate cleanser for you! Monocore, 3D printed, user serviceable. Technical discussion of this lightweight silencer’s performance that was characterized in last week’s report (00:09:09) 2. Semiauto 300 BLK …
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Episode 262 - Q Southpaw Testing Tech Discussion and PWS BDE 22 Intro (11-JUN-2025)
1:01:35
1:01:35
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1:01:35Today’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 – …
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Episode 261 - Q Southpaw Testing Intro and Off Grid Scorpius Tech Discussion (28-MAY-2025)
39:06
39:06
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39:06Today’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…
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Episode 260 - Sylvan Arms Technical Discussion and Off Grid Scorpius Intro (21-MAY-2025)
52:57
52:57
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52:57Today’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…
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Episode 259 - Otter Creek Labs Infinity Technical Performance and Sylvan Arms Intro (14-MAY-2025)
52:45
52:45
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52:45Today’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…
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Episode 258 - BOE Mod 1 M4 Testing Technical Performance Discussion (07-MAY-2025)
59:07
59:07
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59:07Today’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…
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Episode 257 - Otter Creek Labs Infinity subsonic 300 BLK Testing Intro (30-APR-2025)
30:43
30:43
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30:43Today’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 …
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Episode 256 - The Quietest MP5 Silencers and Listener Questions (23-APR-2025)
42:55
42:55
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42:55Today’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…
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Episode 255 - BOE Mod 1 M4 Testing Intro and Listener Questions (16-APR-2025)
1:00:02
1:00:02
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1:00:02Today’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…
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Episode 254 - Dead Air Wolfman Testing and MP5 Performance Research (09-APR-2025)
1:06:28
1:06:28
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1:06:28Today’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…
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Episode 253 - Dead Air Wolfman Testing, Echo Zulu Defense, OSU, and PEW Anniversary (02-APR-2025)
1:38:35
1:38:35
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1:38:35Today’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…
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Episode 252 - Echo Zulu Defense X1R556-Ti Testing Intro (19-MAR-2025)
32:37
32:37
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32:37Today’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…
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Episode 251 - Centurion Arms Maximus-L Technical Discussion (13-MAR-2025)
1:05:00
1:05:00
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1:05:00Today’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…
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Episode 250 - Centurion Arms Maximus-L Testing Intro and Walther PPK-SD Update (05-MAR-2025)
48:01
48:01
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48:01Today’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 …
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Episode 249 - Otter Creek Labs Infinity Testing Technical Performance (26-FEB-2025)
1:19:44
1:19:44
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1:19:44Today’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…
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Episode 248 - Otter Creek Labs Infinity Testing Intro (19-FEB-2025)
34:03
34:03
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34:03Today’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…
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Episode 247 - Dead Air Mojave 9 Testing and PEW Science Technical Discussion (12-FEB-2025)
1:10:39
1:10:39
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1:10:39Today’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…
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