Audio Sample Rate

The sample rate defines how many audio samples are recorded or processed per second.

It is measured in Hertz (Hz).

For example:

44,100 Hz = 44,100 samples per second
48,000 Hz = 48,000 samples per second

Nyx Converter allows you to select a sample rate during conversion.

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Example

await NyxConverter.convertTo(
  inputPath,
  outputDirectory,
  sampleRate: NyxSampleRate.hz48000,
);

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Supported Sample Rates

Sample Rate	Common Use
48,000 Hz	Video, film, television, and professional audio
44,100 Hz	Music and CD-quality audio
22,050 Hz	Speech, voice, and smaller audio files

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48,000 Hz

sampleRate: NyxSampleRate.hz48000,

48 kHz is commonly used for video and professional media workflows.

Recommended for:

• Video
• Film
• Television
• Professional audio

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44,100 Hz

sampleRate: NyxSampleRate.hz44100,

44.1 kHz is commonly associated with music and CD-quality audio.

Recommended for:

• Music
• General audio
• Music libraries

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22,050 Hz

sampleRate: NyxSampleRate.hz22050,

22.05 kHz uses fewer samples per second and can reduce audio data requirements.

Recommended for:

• Speech
• Voice recordings
• Low-bandwidth applications
• Smaller files

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Recommendations

Use Case	Recommended Sample Rate
Video	48,000 Hz
Music	44,100 Hz
General audio	44,100 Hz
Voice	22,050 Hz
Low-bandwidth audio	22,050 Hz

These are general recommendations. The best sample rate depends on the source media and the intended output.