Hedmarkingen Posted June 22, 2009 Share Posted June 22, 2009 NOISE DATA (DECIBEL AVERAGES) .410 Bore 28" barrel 150dB 26" barrel 150.25dB 18 " barrel 156.30dB 20 Gauge 28" barrel 152.50dB 22" barrel 154.75dB 12 Gauge 28" barrel 151.50dB 26" barrel 156.10dB 18 " barrel 161.50dB CENTERFIRE RIFLE DATA .223, 55GR. Commercial load 18 " barrel 155.5dB .243 in 22" barrel 155.9dB .30-30 in 20" barrel 156.0dB 7mm Magnum in 20" barrel 157.5dB .308 in 24" barrel 156.2dB .30-06 in 24" barrel 158.5dB .30-06 in 18 " barrel 163.2dB .375 18" barrel with muzzle brake 170 dB CENTERFIRE PISTOL DATA .22LR 134 dB .25 ACP 155.0 dB .32 LONG 152.4 dB .32 ACP 153.5 dB .380 157.7 dB 9mm 159.8 dB .38 S&W 153.5 dB .38 Spl 156.3 dB .357 Magnum 164.3 dB .41 Magnum 163.2 dB .44 Spl 155.9 dB .45 ACP 157.0 dB .45 COLT 154.7 dB Quote Link to comment Share on other sites More sharing options...
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