Episode 295 - Inert Haze Dreyse 30 .308 Testing Intro and HK MK23 Silencer Questions (04-MAR-2026)

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Episode 295 - Inert Haze Dreyse 30 .308 Testing Intro and HK MK23 Silencer Questions (04-MAR-2026)

Today’s Topics:

  1. Sound Signature Review 6.215 – The Inert Haze Dreyse 30 on 20-in .308 bolt action. Do high performance silencers have to be long and heavy? Not always! Check out this new offering from the folks who brought you the Ti-P 9mm pistol silencer. It is definitely fitting into the very competitive space in the upper Rankings on .308. Introduction to this report and Silencer Hazard Map Brief 8.1.12. (00:05:58)

  2. Some great user feedback and questions about the HK MK23 KAC and B&T study (6.214). We’ll hit some of that feedback today in some public service announcements. (00:16:18)

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Episode 294 - KAC vs. B&T HK MK23 and USP45 Silencer Testing Technical Talk (25-FEB-2026)

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Episode 294 - KAC vs. B&T HK MK23 and USP45 Silencer Testing Technical Talk (25-FEB-2026)

Today’s Topic:

  1. Sound Signature Review 6.214 – Suppressed .45 ACP Historical Case Study: HK MK23 and USP45 Silencers - KAC vs. B&T. Many of us have waited decades for this data and analysis. This PEW Science internal research program consists of six tests, suppressed and unsuppressed. The U.S. SOCOM MK23 Offensive Handgun (OHG) program high fidelity test report technical discussion. (00:07:16)

    a. Intro and recap (00:09:20)

    b. KAC MOD.MK23/USP and B&T Impulse-IIA SD Mk23 physical overview (00:30:36)

    c. The KAC design and what they gave to B&T (00:41:34)

    d. Pistol silencer inertial decouplers, boosters, and you (01:04:38)

    e. Hazard Map Brief 8.1.11 (01:29:42)

    f. MK23 system performance (01:36:53)

    g. USP45 Tactical system performance (02:00:44)

    h. Overall thoughts (02:06:44)

Sponsored by - Silencer Shop, Top Gun Range Houston, Legion Athletics, Capitol Armory, and the PEW Science Laboratory!

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Episode 293 - HK MK23 and USP45 Suppression: KAC vs. B&T and OCL OCM Technical Talk (18-FEB-2026)

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Episode 293 - HK MK23 and USP45 Suppression: KAC vs. B&T and OCL OCM Technical Talk (18-FEB-2026)

Today’s Topics:

  1. Sound Signature Review 6.213 – Otter Creek Labs OCM5 and OCM6 reflex silencers on the 14.5-in M4A1RIII. This is the technical discussion to accompany last week’s report showcasing these exterior-clones of the classic OPS INC 12th model.

    a. Intro and recap (00:08:49)

    b. OCM5 and OCM6 physical overview (00:12:46)

    c. OCM5 and OCM6 silencer design (00:18:22)

    d. Hazard Map Brief 8.1.10 (00:29:12)

    e. OCM family system performance (00:33:05)

    f. Overall thoughts (00:52:25)

  2. Sound Signature Review 6.214 – Suppressed .45 ACP Historical Case Study: HK MK23 and USP45 Silencers - KAC vs. B&T. It’s finally here! Many of us have waited decades for this data and analysis. This PEW Science internal research program consists of six tests, suppressed and unsuppressed. The U.S. SOCOM MK23 Offensive Handgun (OHG) program high fidelity test report is now in the Silencer Sound Standard! (00:56:20)

Sponsored by - Silencer Shop, Top Gun Range Houston,Legion Athletics, Capitol Armory, and the PEW Science Laboratory!

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Episode 192- PTR VENT 3 MK18 Technical Discussion, the HK MK23, and Merry Christmas! (20-DEC-2023)

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Episode 192- PTR VENT 3 MK18 Technical Discussion, the HK MK23, and Merry Christmas! (20-DEC-2023)

Today’s Topics:

  1. Sound Signature Review 6.135 – PTR VENT 3 on the 5.56 MK18. This is the technical discussion of this silencer and white paper, published 13-DEC-2023. Very interesting silencer – the Purposely Induced Porosity (PIP) technology apparently has some legs! (00:07:58)

  2. Merry Christmas from the PEW Science family to you and yours. The holiday is this coming Monday – hopefully you are able to spend it with your loved ones. Rejoice! Thank you all for making this a great year. How are you going to take advantage of the holidays? Should you get a MK23? (01:00:07)

Sponsored by - High End Armament Technology, Top Gun Range Houston, Legion Athletics, and the PEW Science Laboratory!

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Episode 169 - Listener Questions, HK MK23, USP, KAC, and SCAR with FLOW 762 (06-JUL-2023)

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Episode 169 - Listener Questions, HK MK23, USP, KAC, and SCAR with FLOW 762 (06-JUL-2023)

Today’s Topics:

  1. Listener Questions are back! Let’s continue answering some from the 5th Solicitation. (00:10:15)

  2. The USP 45 Tactical is a MK23 compact. And as such, it is appropriate for summer beach carry. The quest for the coolest gats - suppressed pistols, and you. (00:58:49)

  3. SCAR Project mini-update: HUXWRX FLOW 762 Ti with the KNS discarder. (01:15:28)

Sponsored by - High End Armament Technology, Top Gun Range Houston, and Legion Athletics!

Legion Athletics: use code pewscience for 20% off your first order and double points!

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Episode 147 - CGS SCI-SIX Program Technical Discussion, KAC MK23, and Indoor Testing (25-JAN-2023)

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Episode 147 - CGS SCI-SIX Program Technical Discussion, KAC MK23, and Indoor Testing (25-JAN-2023)

Today’s Topics:

  1. Sound Signature Review 6.101 – The CGS SCI-SIX on the 5.56 MK18. This the technical discussion of the SCI-SIX Program. (00:07:08)

  2. The KAC MOD.MK23/USP silencer. Been shooting it on the MK23, been liking it, can’t wait to test it! Is .45 ACP better than subsonic 300 BLK? I mean, maybe. (01:36:52)

  3. New PEW Science testing - the effort continues. As we start to explore more use cases, testing may evolve! What are some of your most desired setups? Most desired locations? How will you use YOUR silencer? (01:50:09)

Sponsored by - High End Armament Technology and Top Gun Range Houston!

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Episode 145 - Dead Air Nomad-30 5.56 Technical Discussion and the KAC MK23 Experience (11-JAN-2023)

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Episode 145 - Dead Air Nomad-30 5.56 Technical Discussion and the KAC MK23 Experience (11-JAN-2023)

Today’s Topics:

  1. Sound Signature Review 6.100 – The Dead Air Nomad-30 (1st Gen) on the 5.56 MK18! This is the technical discussion. (00:05:36)

  2. The KAC MK23 silencer on the HK MK23 Offensive Combat Handgun. Good golly, miss molly. Is it special? Yeah, you betcha. First impressions. (00:46:31)

  3. PEW Science and podcast merch coming soon? Maybe not soon, but one podcast listener did get some for Christmas. He’s now a PEW Science member – big shout out to this gentleman and his wife, who reached out to try to surprise him. We made a Christmas miracle happen! (01:02:26)

Sponsored by - High End Armament Technology!

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

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