Megaphone only accepts MP3 files with a sample rate of 44.1khz or higher. Beyond this, we do not have specific requirements but recommend the following specs:

  • -16 LUFS Loudness Average
  • 1db True Peak
  • Range of 6-9db
  • We do not specify which bitrate should be used

For a helpful comparison of audio quality among top podcasts, please see this great article from our friends at Podnews:

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