Shooting Tula 9x39 subsonic ammo at 200 and 250 yards!

This video features a sound test of a Kriss Vector in .45 ACP, specifically in its short configuration, equipped with a Griffin Armament suppressor. The test aims to demonstrate the sound signature of subsonic ammunition. The video also includes a promotional segment for the Sonoran Desert Institute's online firearms and gunsmithing courses. The presenter exhibits experienced firearm handling and knowledge of the equipment used.

This video explores the potential of the .300 Blackout cartridge as a General Purpose Rifle (GPR) round, capable of effective engagement at distance with optimized subsonic and supersonic loads. Instruction from T.REX ARMS highlights its 'Hollywood quiet' capability with subsonic ammunition and suppressors, originally designed for the PDW role. The discussion emphasizes optimizing the platform for both subsonic and supersonic performance.

Elliott Delp provides expert insights into optimizing a .300 Blackout AR-style rifle for suppressed subsonic use. He emphasizes that simply owning a .300 Blackout isn't enough; specific hardware like a suppressor and a properly tuned gas system are essential for effective performance. This guide details the necessary modifications for a quiet and reliable shooting experience with this caliber.

Tanner Denton, demonstrating high authority and expertise, showcases the acoustic performance of a suppressed .300 Blackout subsonic rifle. He highlights how the sound of the bullet impacting steel targets significantly overshadows the gunshot itself, especially in environments with ambient noise or sound-dampening conditions like falling snow. The demonstration includes safe muzzle discipline and efficient tactical reloading techniques.

This video from Palmetto State Armory's 'Suppressors 101' series, hosted by Justin, explains the critical differences between subsonic and supersonic ammunition when using suppressors. It details how subsonic rounds maximize noise reduction by staying below the 1100 FPS transonic barrier, while supersonic rounds produce an audible crack. The guide emphasizes the importance of proper ammunition selection to ensure complete powder burn and prevent malfunctions, especially with reduced back pressure suppressors.

This video provides a comprehensive 9mm velocity test across four different barrel lengths (3.38", 4.5", 7.5", 10.5") using various firearms including the Taurus GX4, Glock 17, BCA BC9, and PSA AK-V. The expert analysis highlights how barrel length significantly impacts projectile velocity and energy with different ammunition types, from standard FMJ to +P defensive rounds and lightweight, high-velocity options. The data collected using a chronograph offers valuable insights for understanding terminal ballistics and optimal firearm/ammunition pairings.

This guide covers the setup and operation of the Daniel Defense DDM4 PDW in .300 Blackout, as presented by a firearms instructor. It details the installation of common accessories like suppressors, lights, and optics, along with magazine loading and stock adjustment. The video emphasizes the PDW concept's utility and the effectiveness of the .300 Blackout cartridge, concluding with a live-fire demonstration.

This video features Tim from Military Arms Channel demonstrating the Remington 742 semi-automatic rifle chambered in .30-06 Springfield. He compares the .30-06 cartridge to the 5.56x45mm used in AR-15s, highlighting the power difference. The demonstration includes live fire at a steel target, showcasing the rifle's operation and magazine insertion.

This guide details the installation of the AR-57 upper receiver onto a standard AR-15 lower receiver, enabling the use of the 5.7x28mm cartridge. It also covers a practical modification using a Magpul PMAG as a brass catcher, demonstrating how spent casings are ejected downward through the AR-15's magazine well. The information is presented with high authority by Military Arms Channel, a recognized firearms reviewer.

This guide details how to swap the stock on a Ruger Mini-14, demonstrating its modularity by replacing a synthetic stock with a classic wood folding stock. The video features a live-fire demonstration of the rifle in its 'A-Team' style configuration, highlighting its rapid-fire capability. The host, a recognized firearms expert, provides an informative and confident assessment.