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How Does a Silencer Work? Understanding Gun Suppressors




If you've ever wondered to yourself, “How does a silencer work?” you're not alone. Gun suppressors, commonly called gun silencers, are fascinating devices that reduce the sound of a gunshot. However, they don’t make firearms completely silent, contrary to what movies suggest. In this blog, our gun store in Albuquerque will explain what a gun suppressor is, how much noise a silencer can reduce, the different types of suppressors, and whether they affect accuracy.


What Is a Gun Suppressor?


A gun suppressor, or silencer, is a device attached to the barrel of a firearm to reduce the noise and muzzle flash that occurs when firing. It works by trapping and slowing the gases that escape when a gun is fired. By allowing these gases to cool and expand gradually, the suppressor lowers the sound signature of the shot.


While it’s often referred to as a “silencer,” the reality is that it doesn’t completely silence the gunshot. Instead, it reduces the sound to a safer, less damaging level for the shooter and those nearby. Suppressors are commonly used in both recreational shooting and hunting to protect hearing and reduce noise pollution.


How Much Noise Does a Silencer Reduce?


One of the most common questions we get is, “How much noise does a silencer reduce?” The answer depends on the specific firearm and suppressor being used, but on average, a suppressor can lower the noise of a gunshot by about 20 to 35 decibels (dB). To put that into perspective, a typical unsuppressed gunshot can reach up to 160 dB, while a suppressed shot will still hover around 120 to 140 dB.


For comparison, 120 dB is equivalent to a rock concert or a jackhammer at close range. While the suppressor doesn’t make the gunshot completely quiet, it does reduce the sound enough to prevent hearing damage, especially when combined with hearing protection.


What Types of Suppressors Are There?


There are several types of suppressors, each designed to work with different firearms and calibers. The main types include:


  1. Rimfire Suppressors: Designed for smaller calibers like .22LR, these suppressors are lightweight and easy to handle. They are often used for target shooting and small-game hunting.

  2. Centerfire Rifle Suppressors: Built for larger calibers such as .308 or 5.56, these suppressors are more robust and can handle higher pressures. They are popular for hunting and tactical use.

  3. Centerfire Pistol Suppressors: These suppressors are typically used with 9mm or .45 ACP pistols. They are designed to be compact and lightweight while still offering effective noise reduction.

  4. Multi-Caliber Suppressors: These versatile suppressors are designed to work with multiple calibers, making them a popular choice for shooters who own different types of firearms.


Each type of suppressor has its unique characteristics, so choosing the right one depends on the firearm you plan to use it with and your intended application.


Do Suppressors Affect Accuracy?


Many shooters wonder whether suppressors affect accuracy, and the answer is yes—but usually for the better! In most cases, suppressors can actually improve accuracy. Here's how:


  1. Reduced Muzzle Rise: Suppressors help to reduce recoil and muzzle rise, allowing you to stay on target more easily for follow-up shots.

  2. Increased Barrel Stability: By trapping and dispersing gases more evenly, a suppressor can reduce the amount of disruption to the bullet’s flight path, leading to more consistent accuracy.

  3. Harmonic Balance: Suppressors can change the harmonics of a barrel, leading to more stable shots. However, this can vary depending on the firearm and suppressor combination. Some guns may need slight adjustments after adding a suppressor to maintain peak accuracy.


Overall, suppressors tend to enhance shooting performance by reducing recoil and creating a more controlled shooting environment, but you may need to make small adjustments to your setup for optimal results.


If you’re considering adding a suppressor to your firearm, we can help. At Right to Bear Arms, we offer a wide selection of the best suppressors on the market. Contact Right to Bear Arms in Albuquerque for expert advice on which suppressor is right for your firearm and needs.



Call us at (505) 299-2666 or visit our shop in Albuquerque, NM to learn more!

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