Video Editing · Intermediate level

Intermediate level · Module 5: Audio Post-Production · Lesson 1 of 3

Cleaning Dialogue

Make voices clear with noise reduction, EQ and compression.

In this lesson you will

  • Apply noise reduction and EQ
  • Use compression for consistency

Key concepts

noise reductionEQhigh-pass filtercompression

The lesson

Remove steady noise with noise reduction, gently. A high-pass filter cuts low rumble below the voice.

EQ shapes the voice: reduce muddiness, add clarity, but avoid harshness.

Compression evens out loud and quiet words so speech is consistently audible.

Step by step

  1. Apply noise reduction.
  2. Add a high-pass filter.
  3. Adjust EQ.
  4. Add compression and compare.

Practice activity

Clean the interview dialogue.

Expected result: Clear, even dialogue.

Check your understanding

  1. What does a high-pass filter remove?

    Show answer

    Low-frequency rumble.

  2. What does compression do?

    Show answer

    Evens out loud and quiet parts.

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