← Back to Resources
2.4 Digital and Analogue

What you learned

  • Apply the file-size formula: bytes = (sample rate × bit depth × channels × duration) ÷ 8
  • Use the ratio shortcut to compare two versions of the same audio file
  • Distinguish between uncompressed, lossless and lossy file formats
  • Locate the ADC in a typical recording signal chain
  • Identify common audio artefacts (mp3 pre-echo, tape hiss, aliasing)
← Back to Resources