Episode 321 - FOR Systems MK12 Mod FOR M4 Reflex 5.56 Technical Performance (10-SEP-2026)

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Episode 321 - FOR Systems MK12 Mod FOR M4 Reflex 5.56 Technical Performance (10-SEP-2026)

Today’s Topic:

  1. Sound Signature Review 6.236 – Front of Rifle Systems MK12 Mod FOR reflex silencer on the 14.5-in M4A1RIII. Once again, cloners rejoice! Or maybe not! Check out this modern adaptation of reflex suppression for the MK12 platform, doing things quite a bit differently than the famous OPS INC 12th model reflex silencer. How does it compare to the Otter Creek Labs OCM5 and OCM6? Technical discussion (00:08:23)

    a. Intro and why test on the 14.5-in M4 instead of the 18-in MK12? (00:10:01)

    b. MK12 Mod FOR general overview (00:13:57)

    c. MK12 Mod FOR silencer design and functional physics (00:20:42)

    d. MK12 Mod FOR Hazard Map in Silencer Hazard Map Brief 8.1.33 (00:31:12)

    e. Technical performance discussion (00:39:55)

    f. Performance Comparisons and Overall thoughts (00:57:05)

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Episode 320 - FOR Systems MK12 Mod FOR M4 Reflex 5.56 Testing and AI 3CM 300 BLK MCX Tech (02-SEP-2026)

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Episode 320 - FOR Systems MK12 Mod FOR M4 Reflex 5.56 Testing and AI 3CM 300 BLK MCX Tech (02-SEP-2026)

Today’s Topics:

  1. Sound Signature Review 6.235 – Apparition Instruments 3CM in both the long and short configuration on the 6.75-in SIG SAUER 300 BLK MCX AR-18 consumer retail LVAW analog. Technical discussion of this new silencer from AI that is somewhat similar to the CAT RAT to accommodate last week’s report (00:06:57)

    a. Intro to the AI 3CM (00:09:59)

    b. AI 3CM general overview (00:11:19)

    c. AI 3CM silencer design and functional physics (00:15:22)

    d. AI 3CM Hazard Map in Silencer Hazard Map Brief 8.1.32 (00:23:13)

    e. Technical performance discussion – suppressing the MCX (00:31:16)

    f. Performance Comparisons and Overall thoughts (00:48:45)

  2. Sound Signature Review 6.236 – Front of Rifle Systems MK12 Mod FOR reflex silencer on the 14.5-in M4A1RIII. Once again, cloners rejoice! Or maybe not! Check out this modern adaptation of reflex suppression for the MK12 platform, doing things quite a bit differently than the famous OPS INC 12th model reflex silencer. How does it compare to the Otter Creek Labs OCM5 and OCM6? Intro discussion to today’s report (00:54:24)

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Episode 319 - Apparition Instruments AI 3CM 300 BLK MCX Testing and Rugged Obsidian 45 1911 Tech (26-AUG-2026)

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Episode 319 - Apparition Instruments AI 3CM 300 BLK MCX Testing and Rugged Obsidian 45 1911 Tech (26-AUG-2026)

Today’s Topics:

  1. Sound Signature Review 6.234 – Rugged Obsidian 45 in both long and short configurations on the .45ACP 1911 full size combat handgun. How does its back pressure manifest? How does the long and short configuration performance differ? Does the Obsidian 45 hold up in 2026? Technical discussion of last week’s report. (00:07:34)

    a. Intro and some Rugged history (00:10:23)

    b. Rugged Obsidian 45 general overview (00:18:43)

    c. Rugged Obsidian 45 silencer design and functional physics (00:29:05)

    d. Two Hazard Maps in Silencer Hazard Map Brief 8.1.31 (00:42:05)

    e. Technical performance discussion – suppressing a pistol (00:45:56)

    f. Performance Comparisons and Overall thoughts (01:01:05)

  2. Sound Signature Review 6.235 – Apparition Instruments 3CM in both the long and short configuration on the 6.75-in SIG SAUER 300 BLK MCX AR-18 consumer retail LVAW analog. This is the first report evaluating AI silencers; how does this similar modular system to the CAT RAT perform? Introductory discussion for the report published today. (01:04:49)

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Episode 318 - Rugged Obsidian 45 1911 .45ACP Silencer Testing and is the Silencer Form 4 going away? (20-AUG-2026)

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Episode 318 - Rugged Obsidian 45 1911 .45ACP Silencer Testing and is the Silencer Form 4 going away? (20-AUG-2026)

Today’s Topics:

  1. Sound Signature Review 6.234 – Rugged Obsidian 45 in both long and short configurations on the .45ACP 1911 full size combat handgun. We first evaluated the Obsidian 45 on 9mm pistol back in 2020 in Report 6.7. Now it’s back – can it compete with the legacy AAC Ti-RANT 45? How does it compare with the KAC and B&T silencers? Does back pressure still matter? All of these questions are answered in today’s report. This is an introductory discussion. (00:09:39)

  2. Do you still need a Form 4 for personal silencer transfer? Or just a 4473? Great question. Let’s talk about this historic situation we haven’t had to think much about since 1934. (00:43:51)

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Episode 317 - Otter Creek Labs Infinity 556K Technical Talk and Wright Armory i-DOT for USP45T (04-AUG-2026)

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Episode 317 - Otter Creek Labs Infinity 556K Technical Talk and Wright Armory i-DOT for USP45T (04-AUG-2026)

Today’s Topics:

  1. Sound Signature Review 6.233 – Otter Creek Labs Infinity 556K on the MK18 with three different end caps. Bonus silencer tone study for PEW Science Members. How does the OCL Infinity technology behave when it has a more dedicated bore for the 5.56 cartridge? Any improvements over the larger 30 caliber Infinity? Technical discussion with an advanced analysis of “tone” physics that are always included in the Suppression Rating. (00:09:44)

    a. Intro and recap of this monster project (00:16:09)

    b. Infinity 556K general overview (00:17:35)

    c. Infinity 556K silencer design and functional physics (00:27:04)

    d. Three Hazard Maps in Silencer Hazard Map Brief 8.1.30 (00:38:18)

    e. High level performance discussion and “tone” – why does it matter? (00:45:06)

    f. Performance Comparisons and Overall thoughts (01:04:40)

  2. Wright Armory i-DOT on the USP 45 Tactical. Worth it? Initial thoughts on daily carry with this interesting option to modernize your beloved HK USP. (01:11:50)

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Episode 316 - Otter Creek Labs Infinity 556K Testing, Tone, and T&K Vorix 30 Ti Tech (29-JUL-2026)

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Episode 316 - Otter Creek Labs Infinity 556K Testing, Tone, and T&K Vorix 30 Ti Tech (29-JUL-2026)

Today’s Topics:

  1. Sound Signature Review 6.232 – T&K Vorix 30 Ti on .308 and 300 BLK bolt-action rifles. Multi-cartridge testing for this lightweight and compact bolt-action rifle silencer, to fully characterize its behavior. Technical discussion of last week’s report (00:07:22)

    a. Intro and recap – hunting silencer? (00:08:52)

    b. Vorix 30 Ti general overview (00:11:55)

    c. Vorix 30 Ti silencer design and functional physics (00:16:18)

    d. Hazard Map Brief 8.1.29 (00:24:07)

    e. Vorix 30 Ti silencer performance with .308 and 300 BLK (00:33:18)

    f. Performance Comparisons and Overall thoughts (01:01:54)

  2. Sound Signature Review 6.233 – Otter Creek Labs Infinity 556K on the MK18 with three different end caps. Bonus silencer tone study for PEW Science Members. How does the OCL Infinity technology behave when it has a more dedicated bore for the 5.56 cartridge? Any improvements over the larger 30 caliber Infinity? Introductory discussion for today’s big report on this variable back pressure hard use silencer with an advanced analysis of “tone” physics that are always included in the Suppression Rating. (01:08:13)

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Episode 315 - T&K Vorix 30 Ti .308 and 300 BLK Testing and LayerX Strake 9 Deep Dive (22-JUL-2026)

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Episode 315 - T&K Vorix 30 Ti .308 and 300 BLK Testing and LayerX Strake 9 Deep Dive (22-JUL-2026)

Today’s Topics:

  1. Sound Signature Review 6.231 – LayerX Strake 9 MP5 testing. It’s been about 3 months since you’ve seen the MP5! Welcome back, subgun friends. This is the relatively light and compact Strake 9. Hybrid designs and low back pressure – what happens when the silencer is small? Can this beat the HUXWRX Cash 9 at its own game? Technical deep dive for the report published last week. (00:10:12)

    a. Intro and recap – what is this silencer for? (00:11:59)

    b. Strake 9 general overview (00:14:50)

    c. Strake 9 silencer design and functional physics (00:17:49)

    d. Hazard Map Brief 8.1.28 (00:24:39)

    e. Strake 9 silencer performance (00:30:58)

    f. Performance Comparisons and Overall thoughts (00:40:46)

  2. Sound Signature Review 6.232 – T&K Vorix 30 Ti on .308 and 300 BLK bolt-action rifles. Multi-cartridge testing for this lightweight and compact bolt-action rifle silencer, to fully characterize its behavior. A little under 1.5-in diameter, and less than 8 inches long… yet bringing the performance? Pleasant surprises seem to becoming more commonplace in today’s silencer market, which is great! Let’s take a look at these interesting physics in this introduction to the report published today. (00:46:16)

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Episode 314 - LayerX Strake 9 MP5 Testing and Listener Questions (16-JUL-2026)

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Episode 314 - LayerX Strake 9 MP5 Testing and Listener Questions (16-JUL-2026)

Today’s Topics:

  1. Sound Signature Review 6.231 – LayerX Strake 9 MP5 testing. It’s been about 3 months since you’ve seen the MP5! Welcome back, subgun friends. Today we introduce the relatively light and compact Strake 9. More companies entering the 3D-printed space. Hybrid designs and low back pressure – what happens when the silencer is small? Can this beat the HUXWRX Cash 9 at its own game? Introduction to the report published today. (00:08:40)

  2. Listener Questions are back! Let’s dive back into Solicitation 8, answer your queries, and learn more about silencers! You can always find the other episodes with Listener Questions over the years by clicking on this metadata tag. It will pull up all the Listener Questions episodes on our website! (00:23:11)

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Episode 313 - Strategic Sciences MFMD + SDX .308 Technical Performance (08-JUL-2026)

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Episode 313 - Strategic Sciences MFMD + SDX .308 Technical Performance (08-JUL-2026)

Today’s Topic:

  1. Sound Signature Review 6.230 – Strategic Sciences MFMD + SDX on 20-in .308 bolt-action. One of the most interesting silencer systems we have evaluated in the research, to date. The multifunction muzzle device, like all silencers, suppresses recoil, flash, and blast. How does the MFMD compare with other things on the market? Are reflex designs making a comeback? Technical discussion to accompany last week’s report. (00:08:58)

    a. Intro and recap – what’s the point of this system? (00:11:14)

    b. MFMD + SDX overview – size, weight, oh my! (00:18:58)

    c. MFMD + SDX silencer design – what in tarnation? (00:41:42)

    d. Hazard Map Brief 8.1.27 (00:51:43)

    e. System performance Blast? Sound? Recoil? Flash? Barrel heat? (00:59:54)

    f. Overall thoughts (01:19:37)

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Episode 312 - Strategic Sciences MFMD + SDX .308 Testing and Tuna Cans Tech (30-JUN-2026)

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Episode 312 - Strategic Sciences MFMD + SDX .308 Testing and Tuna Cans Tech (30-JUN-2026)

Today’s Topics:

  1. Sound Signature Review 6.229 – Tuna Cans 5.56 XL and WRMFZY 5.56 on the 14.5-in M4. Two silencers from the new breed of economical manufacturing that is occurring in the industry. Well-understood traditional and conventional baffle designs. How does varying length and volumetric expansion vary performance, if at all? Deep dive into last week’s multi-silencer case study report. (00:08:15)

    a. Intro and recap (00:09:54)

    b. Tuna Cans overview (00:15:11)

    c. Tuna Cans silencer design (00:23:33)

    d. Hazard Map Brief 8.1.26 (00:31:31)

    e. System performance (00:35:29)

    f. Overall thoughts (00:55:44)

  2. Sound Signature Review 6.230 – Strategic Sciences MFMD + SDX on 20-in .308 bolt-action. One of the most interesting silencer systems we have evaluated in the research, to date. The multifunction muzzle device, like all silencers, suppresses recoil, flash, and blast. How does the MFMD compare with other things on the market? Are reflex designs making a comeback? Introductory discussion for this very high performance system. (00:58:17)

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Episode 311 - Tuna Cans 5.56 XL and WRMFZY 5.56 Testing and FOR Predator 6.5 Tech (24-JUN-2026)

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Episode 311 - Tuna Cans 5.56 XL and WRMFZY 5.56 Testing and FOR Predator 6.5 Tech (24-JUN-2026)

Today’s Topics:

  1. Sound Signature Review 6.228 – FOR Systems Predator 6.5 with 6.5 PRC. Hunters rejoice. Killing two birds with one stone – adding pressure and shrinking jet diameter. Please welcome 6.5 PRC to the research pedigree. The FOR Systems Predator 6.5 kicks things off. Technical discussion of last week’s report. (00:10:42)

    a. Intro and recap (00:11:50)

    b. Predator 6.5 overview (00:17:10)

    c. Predator 6.5 silencer design (00:24:56)

    d. Hazard Map Brief 8.1.25 (00:31:54)

    e. System performance (00:42:13)

    f. Overall thoughts (01:06:43)

  2. Sound Signature Review 6.229 – Tuna Cans 5.56 XL and WRMFZY 5.56 on the 14.5-in M4. Two silencers from the new breed of economical manufacturing that is occurring in the industry. Well-understood traditional and conventional baffle designs. How does varying length and volumetric expansion vary performance, if at all? Intro to today’s multi-silencer case study report. (01:08:11)

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Episode 310 - 6.5 PRC Silencer Testing: FOR Systems Predator 6.5 and AAC Ti-RANT 45 Tech (17-JUN-2026)

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Episode 310 - 6.5 PRC Silencer Testing: FOR Systems Predator 6.5 and AAC Ti-RANT 45 Tech (17-JUN-2026)

Today’s Topics:

  1. Sound Signature Review 6.227 – the original, legacy AAC Ti-RANT 45 on the .45ACP 1911 full size combat handgun. Standardized .45ACP pistol silencer testing is finally here! The performance of this historic silencer was examined in great detail in last week’s report. This is the technical discussion of the silencer’s performance. (00:09:15)

    a. Intro and recap (00:11:36)

    b. Ti-RANT 45 overview (00:14:35)

    c. Ti-RANT 45 silencer design (00:32:43)

    d. Hazard Map Brief 8.1.24 (00:43:30)

    e. System performance (00:49:12)

    f. Overall thoughts (01:03:39)

  2. Sound Signature Review 6.228 – FOR Systems Predator 6.5 with 6.5 PRC. Hunters rejoice. We’re adding combustion energy to the Silencer Sound Standard, gradually! And we’re killing two birds with one stone – shrinking jet diameter. Please welcome 6.5 PRC to the research pedigree. The FOR Systems Predator 6.5 kicks things off. Don’t worry, long action magnum is still coming later. Let’s talk about the method to the madness and just how much 6.5 PRC differs from .308 in today’s introductory discussion. (01:06:08)

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Episode 309 - AAC Ti-RANT 45 1911 .45 ACP Silencer Testing (10-JUN-2026)

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Episode 309 - AAC Ti-RANT 45 1911 .45 ACP Silencer Testing (10-JUN-2026)

Today’s Topic:

  1. Sound Signature Review 6.227 – the original, legacy AAC Ti-RANT 45 on the .45ACP 1911 full size combat handgun. Standardized .45ACP pistol silencer testing is finally here! In today’s report, you’ll see one of the highest performing .45ACP silencers in history. Originally debuted in 2010, we’re about 16 years late, but making up for lost time. How does it stack up in the current day? Stay tuned as PEW Science shows you just how good you had it back then. Let’s push the industry forward, one test at a time. Also, why the 1911? We’ll talk about that too. (00:09:13)

    a. Suppressing .45ACP? Is it loud? I thought it was subsonic? (00:18:05)

    b. But why male models? (Zoolander joke). Why the 1911? (00:27:59)

    c. AAC Ti-RANT 45? Do they even make that anymore? (they don’t) (00:40:44)

    d. The current state of the pistol silencer market, and why it matters more than you think. (00:58:11)

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Episode 308 - Rampart Range Carson 556 Testing Technical Discussion – Infinity Tech (03-JUN-2026)

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Episode 308 - Rampart Range Carson 556 Testing Technical Discussion – Infinity Tech (03-JUN-2026)

Today’s Topic:

  1. Sound Signature Review 6.226 – the Rampart Range Suppression Carson 556 on the 10.3-in 5.56 MK18. Rampart Range is back – their Carson series is back – and now you get to see their dedicated 5.56 model. The Carson 30 really did well on the SR-25. How does the Carson 556 stack up on the MK18? Does this Infinity core derivative bring something unique to the market? Technical discussion of last week’s report. (00:07:05)

    a. Intro and recap (00:07:53)

    b. Carson 556 overview (00:16:34)

    c. Carson 556 silencer design (00:20:05)

    d. Hazard Map Brief 8.1.23 (00:34:28)

    e. System performance (00:39:44)

    f. Overall thoughts (00:50:47)

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Episode 307 - Rampart Range Carson 556 Testing and Dead Air Lazarus 6 Technical Discussion (28-MAY-2026)

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Episode 307 - Rampart Range Carson 556 Testing and Dead Air Lazarus 6 Technical Discussion (28-MAY-2026)

Today’s Topics:

  1. Sound Signature Review 6.225 – the Dead Air Lazarus 6 on the 10.3-in 5.56 MK18. Triskelion technology in a rifle silencer – similar to the technology you saw in the Mojave evaluation, but with some twists. How does the Lazarus 6 stack up in this ultra-competitive and saturated rifle silencer market of 2026? High flow rate. Consistent performance. Does it do what you need? Technical discussion of the two tests – Xeno and direct-thread. (00:06:32)

    a. Intro and recap (00:09:05)

    b. Lazarus 6 overview (00:12:16)

    c. Lazarus 6 silencer design (00:23:05)

    d. Hazard Map Brief 8.1.22 (00:33:54)

    e. System performance (00:42:53)

    f. Overall thoughts (00:53:29)

  2. Sound Signature Review 6.226 – the Rampart Range Suppression Carson 556 on the 10.3-in 5.56 MK18. Rampart Range is back – their Carson series is back – and now you get to see their dedicated 5.56 model. The Carson 30 really did well on the SR-25. How does the Carson 556 stack up on the MK18? Can this Infinity core derivative bring something unique to the market? Probably. Introduction to today’s report. (00:59:44)

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Episode 306 - Dead Air Lazarus 6 Testing and Listener Questions (20-MAY-2026)

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Episode 306 - Dead Air Lazarus 6 Testing and Listener Questions (20-MAY-2026)

Today’s Topics:

  1. Sound Signature Review 6.225 – the Dead Air Lazarus 6 on the 10.3-in 5.56 MK18. Triskelion technology in a rifle silencer – similar to the technology you saw in the Mojave evaluation, but with some twists. How does the Lazarus 6 stack up in this ultra-competitive and saturated rifle silencer market of 2026? High flow rate. Consistent performance. Does it do what you need? Introduction to today’s report containing two tests – Xeno and direct-thread. (00:07:25)

  2. Listener Questions are back – let’s dive into Solicitation 8 again and see what nuggets of knowledge you folks are pursuing today. (00:32:14)

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Episode 305 - Resilient Suppressors Putnik AK Testing Technical Discussion (13-MAY-2026)

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Episode 305 - Resilient Suppressors Putnik AK Testing Technical Discussion (13-MAY-2026)

Today’s Topic:

  1. Sound Signature Review 6.224 – the Resilient Suppressors Putnik on 16.3-in and 12.6-in AK systems. The Putnik is big, fat, high flow rate, and ready to party. This is a silencer that is purpose-built for AK rifle systems. Does it bring the performance? Spoiler alert – yeah. It does. Technical Talk. (00:09:59)

    a. Intro and recap (00:13:05)

    b. Putnik overview (00:20:48)

    c. Putnik silencer design (00:31:46)

    d. Hazard Map Brief 8.1.21 (00:42:50)

    e. System performance (00:55:06)

    f. Overall thoughts (01:08:33)

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Episode 304 - Resilient Suppressors Putnik AK Testing and Listener Questions (06-MAY-2026)

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Episode 304 - Resilient Suppressors Putnik AK Testing and Listener Questions (06-MAY-2026)

Today’s Topics:

  1. Sound Signature Review 6.224 – the Resilient Suppressors Putnik on 16.3-in and 12.6-in AK systems. The Putnik is big, fat, high flow rate, and ready to party. This is a silencer that is purpose-built for AK rifle systems. Does it bring the performance? Spoiler alert – yeah. It does. Introduction to today’s report and Hazard Map Brief 8.1.21. (00:06:37)

  2. Listener Questions – Solicitation 8. We’ll dive into your latest questions – this is a repeat segment and we’re almost 600 questions deep. Let’s learn about silencers, together! (00:33:48)

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Episode 303 - Otter Creek Labs Universe-36 Multi-Caliber Testing Technical Discussion (29-APR-2026)

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Episode 303 - Otter Creek Labs Universe-36 Multi-Caliber Testing Technical Discussion (29-APR-2026)

Today’s Topic:

  1. Sound Signature Review 6.223 – the Otter Creek Labs Universe-36 on the 10.3-in 5.56 MK18, 20-in .308 bolt-action, and 9mm HK MP5. Multi-caliber test report. Do multi-caliber silencers perform well on several different weapons? Sometimes yes, sometimes no. You can put this silencer on anything from 9mm to .338 Lapua Magnum. Technical Discussion. (00:08:36)

    a. Intro and recap (00:10:17)

    b. Universe-36 overview (00:13:32)

    c. Universe-36 silencer design (00:22:30)

    d. Hazard Map Brief 8.1.20 (00:35:14)

    e. System performance (00:53:22)

    f. Overall thoughts (01:07:54)

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Episode 302 - Otter Creek Labs Universe-36 Multi-Caliber Testing & JK PRO-KOR 556K Tech (22-APR-2026)

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Episode 302 - Otter Creek Labs Universe-36 Multi-Caliber Testing & JK PRO-KOR 556K Tech (22-APR-2026)

Today’s Topics:

  1. Sound Signature Review 6.222 – the JK Armament PRO-KOR 556K on the 10.3-in 5.56 MK18. The last MK18 data we published was back in December. How does this new advanced entry from JK Armament fair compared to the competition? The Top 5 and Bottom 5 performers on the MK18 are showcased in this report. Technical discussion. (00:06:54)

    a. Intro and recap (00:06:21)

    b. PRO-KOR 556K overview (00:11:14)

    c. PRO-KOR 556K silencer design (00:22:44)

    d. Hazard Map Brief 8.1.19 (00:43:21)

    e. System performance (00:49:23)

    f. Overall thoughts (01:11:11)

  2. Sound Signature Review 6.223 – the Otter Creek Labs Universe-36 on the 10.3-in 5.56 MK18, 20-in .308 bolt-action, and 9mm HK MP5. Multi-caliber test report. Do multi-caliber silencers perform well on several different weapons? Sometimes yes, sometimes no. You can put this silencer on anything from 9mm to .338 Lapua Magnum. Introductory discussion for today’s report. (01:14:20)

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