Practical guides on tempo, key, mixing, mastering — and the client side of engineering nobody teaches.

Dithering is tiny noise added when you drop bit depth so quiet passages don't distort. Here's when to apply it, when to skip it, and how to get it right.

A spectrogram maps frequency against time, with colour for level. Here's how to read one and use it to spot mud, resonances and masking in a mix.

Distortion adds harmonics by reshaping a waveform. A plain-English guide to overdrive, fuzz, saturation and clipping, and how to use each one in a mix.

The 808 explained: where it came from, why it's both kick and bass, why it must be tuned to the key, and how to tune and mix one.

Transients are the attack at the start of a sound — what gives a mix its punch. What they are, why they matter, and how to shape them with compression.

MIDI is instructions, not audio — which is why it's endlessly editable. What MIDI data contains, MIDI vs audio, and how producers use it every day.

Reverb explained for producers: early reflections and tails, the six controls that matter, every reverb type, and how to sit it in a mix.

How a compressor controls the loud and quiet parts of a signal — threshold, ratio, attack, release — with starting settings for every source.

What the circle of fifths is, how to read key signatures off it, and how to use it to build chord progressions and mix in compatible keys.