CamMicGo Guides
How to reduce background noise on your microphone for calls and recordings
Noise suppression software helps, but it works best when it has less to remove. The order that works: get the microphone closer to your mouth, reduce the noise and echo in the room, then use software suppression for what remains. Test each change by recording yourself.
1. Move the microphone closer
Distance is the most powerful setting you have. When the microphone is close to your mouth, your voice is much louder than the room, so you can lower the gain and background noise drops with it.
- Headset boom: place it two to three finger-widths from the corner of your mouth, slightly to the side to avoid breath noises.
- Desk microphone: bring it within about a hand’s length, and point it at your mouth, not at the keyboard.
- Laptop microphone: it hears the fan and the keyboard first. A basic wired headset is usually a big improvement.
2. Treat the room, not only the signal
- Hard, empty rooms create echo. Curtains, a rug, a sofa or a bookshelf absorb reflections.
- Close windows and doors, and turn off noisy fans or move them away from the microphone.
- Put the laptop on a stand or a soft surface to reduce fan and typing vibrations.
- Mute yourself when you type or when you are not speaking in a group call.
3. Use headphones to prevent echo
If other people hear their own voice back, your microphone is picking up your speakers. Headphones solve this immediately and let echo cancellation work less aggressively, which keeps your voice more natural.
4. Use noise suppression wisely
Zoom, Microsoft Teams and Google Meet include noise suppression, and many operating systems and headsets add their own. Stacking several layers can make your voice sound robotic or cut off the start of words.
- Start with one suppression layer, usually the one in your call app.
- Choose a stronger level for noisy places (cafés, open spaces) and a lighter one at home.
- For music or podcasts, turn suppression off or use the app’s “original sound” mode and control the room instead.
5. Check the result objectively
Your own ears are a poor judge while you speak. Use the CamMicGo microphone test to record yourself, then compare raw and call-style processing. The background noise scenarios let you hear whether your voice stays intelligible over a noisy room, and the spectrum shows constant hums (fans, electrical noise) as steady lines.