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.

2. Sound Signature Review 6.189 – the Q Southpaw on the standard untuned MK18. Highly requested research study – funded by PEW Science Members! How does this update to the Q Trash Panda, for 5.56, address the performance deficiencies? Or does it at all? Let’s talk about that in this intro topic for the whitepaper published today with this episode.