What is the standard monitor triangle?

Speakers and listener form an equilateral triangle, often with tweeters converging slightly behind the head.

Monitor Triangle Calculator

Equilateral listening triangle: speaker spacing, toe-in, and tweeter height.

Listening distance (m)

Ear height (cm)

Desk depth behind monitors (cm)

How the monitor triangle calculator works

Listening distance defines an equilateral triangle: speaker spacing, toe-in offset, and tweeter height aligned to ear level for near-field studio monitoring.

Key terms

Equilateral triangle - 60- angles; standard reference for stereo imaging.
Toe-in - angling cabinets so tweeters converge slightly behind the head.
Sweet spot - central listening position with balanced stereo image.

Frequently asked questions

What is the standard monitor triangle? Speakers and listener form an equilateral triangle, often with tweeters converging slightly behind the head.