Why SM7B Microphone Crackles and How to Fix It


Are you experiencing crackling sounds with your SM7B microphone? Don’t worry, we’ve got you covered!

In this article, we will explore the common causes of SM7B microphone crackling and provide you with simple solutions to fix it.

Whether it’s proper handling and maintenance, adjusting gain and volume settings, troubleshooting cable and connection issues, or implementing software fixes, we’ll help you get crystal-clear audio in no time.

Common Causes of SM7B Microphone Crackling

If your SM7B microphone is crackling, it’s likely due to a few common causes that you can easily address.

The first possible cause is a loose connection. Check to make sure that all cables are securely connected to both the microphone and the audio interface or mixer. Sometimes, a loose cable can cause interference and result in crackling sounds.

Another possible cause is a faulty cable. If you notice crackling only when using a specific cable, it may be damaged and need to be replaced.

Additionally, the crackling could be caused by a low-quality or incompatible audio interface or mixer. Ensure that your equipment is compatible with the SM7B microphone and try using a different interface or mixer to see if the crackling disappears.

Proper Handling and Maintenance of the SM7B Microphone

To properly handle and maintain the SM7B microphone, you should ensure that you handle it with care and regularly clean it to prevent any potential issues.

Handle the microphone gently, avoiding any rough or sudden movements that could damage its delicate components. When connecting or disconnecting cables, do so carefully to avoid any strain on the connectors.

Additionally, make sure to clean the microphone regularly to prevent the buildup of dust, dirt, or other debris that can affect its performance. Use a soft, lint-free cloth to wipe the exterior of the microphone and gently clean the grille with a brush or compressed air to remove any particles.

Adjusting Gain and Volume Settings for Clear Audio

When adjusting the gain and volume settings for clear audio on your SM7B microphone, it’s important to make precise adjustments while keeping the previous subtopic’s handling and maintenance tips in mind.

Start by setting the gain level appropriately. Too low of a gain can result in a weak or quiet audio signal, while too high of a gain can introduce distortion and clipping. Adjust the gain knob until you achieve a strong, clear signal without any distortion.

Next, adjust the volume level on your audio interface or mixer. Aim for a balanced level that’s neither too low nor too high. This will ensure that your audio is clear and free from any unwanted noise or distortion.

Remember to regularly monitor and fine-tune your gain and volume settings to maintain optimal audio quality.

Troubleshooting Cable and Connection Issues

To troubleshoot cable and connection issues with your SM7B microphone, start by checking for any loose or damaged cables. Inspect both the XLR cable that connects the microphone to your audio interface or mixer, as well as the USB cable if you’re using a digital interface. Make sure all connections are secure and snug.

If you notice any frayed or damaged cables, it’s important to replace them to ensure a proper connection. Additionally, try using a different cable to see if the issue persists.

It’s also worth checking the connections on your audio interface or mixer to ensure they’re tight and functioning correctly. By ensuring all cables and connections are in good condition, you can prevent crackling and other audio issues with your SM7B microphone.

Implementing Software Fixes for SM7B Microphone Crackling

To resolve SM7B microphone crackling, you can implement software solutions.

One common software fix is to adjust the buffer size in your audio interface settings. Increasing the buffer size can help reduce the strain on your computer’s processing power, which may be causing the crackling.

Additionally, you can try updating your audio drivers to ensure they’re compatible with your operating system. Sometimes, outdated drivers can cause compatibility issues and result in crackling audio.

Another software fix is to use a digital audio workstation (DAW) to process your audio recordings. DAWs often have features that can help remove or minimize crackling and other unwanted noise.

Experimenting with different audio settings and plugins within your DAW can help you find the best solution for your specific microphone crackling issue.

Frequently Asked Questions

Can Using the SM7B Microphone With Different Audio Interfaces Cause Crackling Issues?

Using the sm7b microphone with different audio interfaces can cause crackling issues.

Make sure to check the compatibility of the microphone with your specific audio interface to avoid these problems.

Is It Possible for the SM7B Microphone to Crackle Due to Environmental Factors?

Yes, it’s possible for the SM7B microphone to crackle due to environmental factors.

Factors like electromagnetic interference, poor cable connections, or power supply issues can cause crackling in the microphone.

Can the Use of Certain Audio Recording Software Contribute to Crackling With the SM7B Microphone?

Yes, certain audio recording software can contribute to crackling with the SM7B microphone.

It’s important to ensure that your software is compatible and properly configured to avoid this issue.

Are There Any Specific Microphone Placement Techniques That Can Minimize Crackling With the Sm7b?

To minimize crackling with the SM7B, try adjusting the microphone placement. Experiment with different distances from your mouth and angles until you find the sweet spot that reduces crackling and delivers clear audio.

Can Certain Audio Processing Effects or Plugins Cause Crackling With the SM7B Microphone?

Certain audio processing effects or plugins can cause crackling with the sm7b microphone.

Pay attention to the settings and make sure they aren’t too aggressive or causing clipping.

Adjusting the gain and using a pop filter can also help.


So, if you’re experiencing crackling with your SM7B microphone, there are a few common causes to consider.

Proper handling and maintenance, adjusting gain and volume settings, troubleshooting cable and connection issues, and implementing software fixes can all help resolve the crackling issue.

By following these steps, you should be able to enjoy clear and high-quality audio recordings with your SM7B microphone.