What is sound?

What is sound? The nature of sound.

Loudspeakers, the inner ear and waveform diagrams

MP3 sample waves

DLSine wave 1KHz

DLSine wave 2KHz

DLSine wave 3KHz

DLSine wave 5KHz

DLSine wave 10KHz

DLSine wave sweep 20Hz to 20KHz

DLSquare wave 1KHz

Waveform diagrams

Waveform diagrams Amplitude, wavelength, frequency and their diagramatical representation.

Audio spectrum

Audio spectrum A diagram showing the relationship between frequency and pitch.

Complex sounds

Phase What happens when soundwaves meet in space and time.

Complex sounds Including timbre and harmonics.

Different types of audio signal What is the difference between a digital and an audio pulse wave, or a mic level signal and a line level one? Let us explain.

Air, electrical & magnetic pressure

Air, electrical & magnetic pressure soundwaves Read about the different forms a soundwave can take.

Studio signal flow
Diagram showing the various types of audio signal found in the recording studio.

Decibels

Decibels Click here to download one of Ben Henderson's pdf learning handouts.

Theories of reverberation

What is reverberation What happens when sound encounters an obstacle.

Reverberation Click here to download one of Ben Henderson's pdf learning handouts.