Subsonic 223 Reloading Data: Crafting Whisper-Quiet Rounds for Your AR
The Whisper of Subsonic: Unveiling the Concept At the heart of the subsonic experience lies a simple principle: keeping the projectile’s velocity below the speed of sound. The speed of sound, at standard atmospheric conditions, is approximately 1125 feet per second (fps). When a bullet travels faster than this, it creates a sonic boom, which … Read more