The Room Tuner guide library
Room acoustics.
Speaker setup.
Better listening.
Find a useful next step for the room and system you already own. Start with a measurement, follow a bass problem, or work through speaker placement from the beginning.
01
Start with a room measurement
Understand what the microphone hears before changing your system.
02
Place your speakers
Start with geometry, then listen and measure one change at a time.
Soundbar and single-speaker setup: clearer sound, fewer guesses
Clear the sound path, check bass controls and compare practical wireless-sub positions.
Read guideSpeakers too bright or too dull? A practical treble check
Check tone controls, speaker angle, reflections and obstructions before changing equipment.
Read guideHomePod setup: reduce boomy bass and find a clearer sound
Compare Reduce Bass, clear the shelf and place a HomePod or stereo pair with care.
Read guideSpeaker placement: a practical setup guide
Work through distance, symmetry, listening position and toe-in.
Read guideHow far should speakers be from the wall?
Understand boundary effects and test the distance in your own room.
Read guideSpeaker toe-in and stereo imaging
Adjust the angle of your speakers and listen for a stable centre image.
Read guideSpeaker setup in a small room
Make sensible compromises when walls, furniture and seating limit your options.
Read guideWhy your stereo image pulls to one side
Check the setup systematically when vocals refuse to stay in the centre.
Read guide03
Understand uneven bass
Follow the symptom back to the room, the source and the listening seat.
How to enter a room EQ filter: frequency, gain and Q
Understand frequency, gain and Q, choose the right export and verify a supported bass cut.
Read guideFirst reflection points: the mirror trick and what to try
Find reflected sound paths with a mirror and test a small change before buying panels.
Read guideWhy your bass sounds thin: room, settings or speaker limits?
Separate broadly lean bass, low-frequency roll-off and a cancellation dip before choosing a fix.
Read guideRoom modes explained
Explore why bass changes across the room, with an interactive seat experiment.
Read guideWhy is my bass boomy?
Try nine practical checks, from position and boundaries to crossover and EQ.
Read guideWhy bass disappears at your listening seat
Understand a bass null and test whether a seat or speaker move helps.
Read guideAcoustic treatment vs room EQ
Understand what position, absorption and equalisation can each address.
Read guide04
Find the right seat and subwoofer setup
Bring the listening position and low-frequency sources into the same experiment.
AV receiver bass settings: speaker size, crossover and LFE
Check speaker size, crossover, duplicated bass and room correction before moving furniture.
Read guideHow to find the best listening position
Compare candidate seats instead of treating one room ratio as a rule.
Read guideSubwoofer placement 101: where should it go?
Compare practical positions, try the crawl and find smoother bass at your seat.
Read guideHow to do a subwoofer crawl
Find useful candidate positions, then check the result at your seat.
Read guideSet your subwoofer crossover
Help the main speakers and subwoofer work together through the crossover region.
Read guide05
Keep listening
The experience matters alongside the measurement.
The Listening Room & Reference Track Friday
Music worth sitting down to hear. Start with our reference tracks, or settle in for a complete listening session.
Choose a playlistLossless vs MP3: can you hear the difference?
Play two hidden-format samples, make your choice, then reveal the answer.
Try the listening testWhy music can sound better at night
Explore background noise, attention and the conditions around a listening session.
Read guidePut the guide into practice.
Measure one room for free with Room Tuner. Requires an iPhone with iOS 17 or later and an AirPlay 2 speaker, receiver or Apple TV.
