How to setup Audio in OBS

Categories: Stream OBS
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About Course

Mini-Course: Getting Started with Audio for OBS Studio (2025 Edition)

Duration: 30–45 minutes
Goal: Stream with great audio quality using OBS

What Will You Learn?

  • How to properly configure audio settings in OBS Studio for live streaming and recording
  • The difference between desktop audio, mic/aux input, and how to manage both
  • How to add and control multiple audio sources in a scene
  • How to use the Audio Mixer to balance your sound levels professionally
  • How to apply filters like Noise Suppression, Noise Gate, Compressor, and Gain
  • How to avoid common audio problems like echo, distortion, and background noise

Course Content

Module 1: Introduction to OBS Audio
Lesson 1.1 – Why Audio Quality Matters • Discuss importance of clean sound in streams and recordings.

Module 2: Configuring Global Audio Devices
Lesson 2.1 – Accessing Audio Settings • Navigate to Settings → Audio and identify key sections (Desktop, Mic). Lesson 2.2 – Setting Mic/Aux Devices • Select and test microphone inputs.

Module 3: Adding Audio Sources to Your Scene
Lesson 3.1 – Audio Input Capture • Add and configure your microphone in a scene. Lesson 3.2 – Audio Output Capture • Add system or game audio. Quiz 3.1 – Checkpoint on source setup.

Module 4: Adjusting Audio Levels
Lesson 4.1 – Understanding the Audio Mixer • Read volume levels (green, yellow, red) and identify clipping. Lesson 4.2 – Balancing Your Mix • Adjust sliders and test sound output. Assignment 4.1 – Upload a test clip with proper audio mix.

Module 5: Using Audio Filters for Quality Boost
Lesson 5.1 – Noise Suppression and Noise Gate • Explain purpose and configure filters. Lesson 5.2 – Adding Compressor and Gain • Achieve consistent volume levels.

Module 6: Advanced Audio Monitoring & Output
Lesson 6.1 – Audio Monitoring Settings • Use “Monitor Only” vs. “Monitor and Output”. Lesson 6.2 – Avoiding Latency and Echo • Best practices to prevent feedback.

Module 7: Export Settings & Format Choices
Lesson 7.1 – Recording Formats & Bitrate • Choose MP3 vs. WAV, set bitrate (160–320 kbps). Lesson 7.2 – Sample Rate Configuration • Use 44.1 kHz or 48 kHz and match with OS settings.

Module 8: Testing, Troubleshooting, and Tips
Lesson 8.1 – Private Test Recording • Run test streams to confirm quality. Lesson 8.2 – Common Audio Issues & Fixes • Address silence, background noise, clipping. Lesson 8.3 – Platform-Specific Notes • macOS multi-output and Windows setup tips.

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