the speed of those bullet can selection from 1200 to 1300 ft according to 2nd. The pistol started out much louder at 155.7 dB with Federal ammunition and 154.45 dB with Remington Subsonic. the commonest bullet weights for a 22 LR are the two a 32 grain or 36 grain. the commonest bullet weight for a 22 Magnum is 40 grain and this bullet has a muzzle velocity of around 2000 ft according to 2nd. 22 Short Ammunition vs 22 LR Ammo : The 22 Short (left) is dwarfed by the diminutive but popular 22 LR (right). A serious byproduct of this exposure is sensory-neural hearing loss, which cannot be restored to normal. Granted, I have not tried it, having only 1 rifle capable of chambering it, and it's currently out of action while … I've heard from more than one place that they're quieter than the average air rifle when fired from a full length rifle. Download Gunfire Noise Level Flyer–PDF (154k). Sound is all around us and can be measured to inform and protect us, as some sounds are not safe. Operationally, the Mini is a single … Below we have listed critical data describing peak sound pressure levels produced by firearms used in shooting and hunting sports. With the introduction of MUZZLE BRAKES and PORTING, the risks of hearing loss dramatically increase. We carry 22 Short ammo from top brand ammo manufacturers such as Federal, Remington, Winchester, Hornady, PMC and others. I should point out that the unsuppressed 10/22 rifle started out at 141.3 dB with Federal ammunition and 139.6 dB with the Remington Subsonic. Try .22 Short if you want quiet. Suppressed vs. Unsuppressed .22 Long Rifle. 22 Short ammunition for sale with free shipping on bulk ammunition orders available only at Target Sports USA. 2 PISTOLS dB SPL pk *Smith & Wesson 586 .357 169 ∞Ruger GP 100 .357 168.8 ∞Colt Anaconda .44 165.7 ѰItalian starter pistol 314 .22 blank 165.3 ∞Ruger GP 100 .38 164.7 ᶺ Smith & Wesson 686 (.357) .38 164 ᶺ Glock 17 9mm 163 *Sig Sauer P228 9mm 160 The level of noise, where a person is in relation to the noise (distance to the noise), and the amount of time they listen to it can all result in risk for hearing loss. The story is different with the Walther P22. What Are Decibels (dB)? Like most other units, the bottom of the scale or 0 db, is an arbitrary setting, which by convention is set to be the level of the sound that we can bearly hear, or our hearing threshold, as it is normally known. Similar to the rifle testing, .22lr had some of the lower dB readings for this round of testing. 22 Short ammunition for sale. The suppressed Sig P226 conversion gave us an average of 120-128 dB for all ammo tested. The 22 Magnum has a miles better case volume so which you would be able to shoot heavier bullets swifter. In fact, loud noise can be very damaging to hearing. Table 2. .22 Short is a variety of .22 caliber (5.6 mm) rimfire ammunition.Developed in 1857 for the first Smith & Wesson revolver, the .22 rimfire was the first American metallic cartridge. Note: dBA = Decibels, A weighted Decibel Level Comparison Chart Environmental Noise dBA Jet engine at 100’ 140 Pain Begins 125 Pneumatic chipper at ear 120 Chain saw at 3’ 110 Power mower 107 Subway train at 200’ 95 Walkman on 5/10 94 Level at which sustained exposure may result in … Sound is measured in decibels (db), much like temperature is measured in degrees and speed in miles (or kilometers) per hour. 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