![]() ![]() The can that you use is going to effect the "loudness" of the shot as well as the action noise.Ģ20 smk factory rem sub / 220 nosler partition / 208 amax / 247 cast /. That threshold is somewhere around 1,126 feet per second, so most modern rounds and loads break that barrier by default. It's designed to travel at speeds below that of sound, hence the name subsonic. This is from liberty about their leonidas intergrated upper - AVERAGE dB METER VALUES AT 1440 FT OF ELEVATION: 121dB Action noise only was metered at 118.7THIS INFORMATION IS COLLECTED WITH SUMMIT 220gr SUBSONIC AMMUNITION USING A B&K 2209 IMPULSE Subsonic ammunition is ammunition specifically manufactured so the round doesn't break the sound barrier. Well with out a meter i can say that out of my 16" bolt gun (no action noise) a aac 7.62sd and 247 gr sub <1000fps. Compared to 556 and 9mm ar15s, how loud is an unsupprssed 300 subsonic? 300 blackout i suggest you suppress it for home defense.Ĭuriosity got to me last night, but all I can find is info on suppressed. There are people out there that own the weapons they are talking about, shoot said weapons on a weekly basis, reload, and hunt with them. Subsonic ammunition usually uses heavier bullets to retain as much energy and momentum as possible at the lower velocities. It cracks me up, that the 320 pound, crisco leaking computer chair army speaks of subjects that they "read" on the internet. The reason a shotgun is louder than a 22 is because the blast of air that comes out when the gun is fired is much greater with a shotgun. A shotgun can reach up to 160 decibels, while a 22 usually reaches around 130-140 decibels. Fact of the matter, it is AK ballistics in the reliable AR platform. Hornady® Subsonic Ammunition designed for accuracy and performance below the speed of sound now comes in both rifle and handgun loads. 22 caliber bullet is not as loud as a shotgun. Lets be civil or this might get locked.ģ00 blk shines brightest when its suppressed right? That's your opinion.those of us that actually own the caliber appreciate what it has to offer, suppressor or not. Either way shooting a gun is going to damage your ears but the 5.56 is def one of the loudest rounds. 300 blackout unless its was 10 inches with a suppressor. I just don't want my ears to bleed out after shooting, hence why I'm not putting a 556 inside. I was looking at it for the home defense round option, I have a 9mm ar already(that's essentially a chuff of air when it shoots). I had checked the youtube videos before, it's hard to really tell much since everything sounds loud comparatively. ![]()
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