Mixing Guide

Reverb Settings Guide

Q: How do I calculate reverb pre-delay from BPM?

Use the formula: pre-delay (ms) = 60000 / BPM / 16 for a 1/16th note pre-delay. At 120 BPM that gives 31.25ms. At 140 BPM it gives 26.8ms. The BeatKey Delay Calculator generates this automatically when you enter your project BPM.

Q: What reverb settings are best for snare drums?

For snare reverb in most genres: room or plate type, decay 0.4-1.2 seconds (shorter for hip-hop and trap, longer for pop and rock), pre-delay 5-15ms, mix 15-30%, with a low-cut filter at 300-400Hz on the reverb return to prevent muddiness.

Best reverb settings for every instrument and genre. Decay time, pre-delay, mix level, and reverb type recommendations for vocals, drums, guitar, synths, and 808s.

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Decay Time

How long the reverb tail lasts. Match to BPM and genre.

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Pre-Delay

Gap before reverb starts. Keeps source signal clear and upfront.

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Mix / Wet Level

How much reverb vs dry signal. Use sends for precise control.

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Reverb Type

Room, plate, hall, spring, shimmer. Each has a different character.

Reverb Types Reference

Choose the right reverb algorithm before dialing in settings. Each type has a fundamentally different character.

Type	Size	Typical Decay	Character	Best For
Room	Small-Medium	0.2-1.5s	Natural, realistic	Drums, guitars, natural instruments
Plate	Virtual (metal plate)	0.5-3.0s	Bright, dense, musical	Vocals, snare, strings
Hall	Large	1.5-6.0s	Grand, spacious, lush	Orchestral, pads, background vocals
Chamber	Medium	0.8-3.0s	Warm, complex, vintage	Vocals, acoustic instruments, jazz
Spring	Virtual (springs)	0.5-2.0s	Wobbly, vintage, character	Guitar, Rhodes, surf/vintage sounds
Shimmer	Large	2.0-8.0s	Ethereal, pitch-shifted	Ambient, lo-fi, dream-pop pads
Gated	Room (truncated)	Hard cut at set point	Punchy, dramatic, retro	80s snare, power pop, dramatic effects
Convolution	Any (impulse response)	Depends on IR	Hyper-realistic to exotic	Realistic spaces, rare acoustic environments

Reverb Settings by Genre

Concrete decay, pre-delay, and mix recommendations for the 4 most common elements in each genre. All pre-delay values assume standard project BPM for that genre.

Hip-Hop / Trap

70-145 BPM

Element	Reverb Type	Decay	Pre-Delay	Mix	Pro Tip
Lead Vocals	Room / Plate	0.6-1.0s	20-30ms	15-25%	Short room keeps vocals upfront and dry. Long reverb washes out in busy trap mixes.
808 / Sub Bass	None recommended	Off	n/a	0%	Reverb on 808s creates phase issues and muddiness. Use stereo width instead if needed.
Snare / Clap	Plate or Room	0.4-0.8s	5-10ms	20-35%	Plate adds crack and sustain. Keep decay shorter in fast tempos to avoid smearing beats.
Melody / Synth	Hall or Room	0.8-1.5s	15-25ms	20-30%	Longer reverb on melodies creates atmosphere. High-pass the return at 200Hz to avoid muddying the low mids.

House / Techno

120-145 BPM

Element	Reverb Type	Decay	Pre-Delay	Mix	Pro Tip
Vocals / Samples	Hall or Plate	1.5-3.0s	25-40ms	25-40%	Club music uses longer reverb for atmosphere. Gated reverb effect on vocal chops is a house staple.
Kick Drum	Room (subtle)	0.2-0.4s	2-5ms	5-10%	Almost no reverb on kick. A tiny room reverb gives natural punch without destroying transient clarity.
Snare / Clap	Plate or Gated	0.5-1.2s	8-15ms	25-40%	Gated reverb on claps is a defining house and techno sound. Automate reverb decay for fills.
Pads / Chords	Hall or Ambience	2.0-5.0s	30-60ms	30-50%	Wash pads in reverb for space and movement. Use pre-delay longer than 30ms so the chord attack stays clear.

Pop

100-130 BPM

Element	Reverb Type	Decay	Pre-Delay	Mix	Pro Tip
Lead Vocals	Plate or Room	1.0-2.0s	20-35ms	20-35%	Pop vocals usually ride on a plate reverb. Mix reverb on a send so you can blend precisely without destroying dry signal.
Background Vocals	Hall or Chamber	1.5-3.0s	30-50ms	30-50%	More reverb on BGs than lead pushes them back in the mix. Lush hall on BVs creates a wide, studio sound.
Snare	Plate	0.8-1.5s	10-20ms	20-35%	Pop snares love plate reverb. Add subtle saturation to the reverb return for vintage warmth.
Piano / Keys	Room or Chamber	1.0-2.0s	15-25ms	20-35%	Room reverb makes piano sound like a real studio recording. Longer chamber puts it in a concert hall.

R&B / Neo-Soul

70-100 BPM

Element	Reverb Type	Decay	Pre-Delay	Mix	Pro Tip
Lead Vocals	Plate or Chamber	1.2-2.5s	25-40ms	20-35%	R&B vocals sit in a lush plate or chamber. Medium pre-delay keeps the vocal intimate before the tail opens.
Guitar / Rhodes	Spring or Room	0.6-1.5s	10-20ms	20-30%	Spring reverb on Rhodes and guitar gives a classic soul studio feel. Blend with plate for modern R&B.
Snare	Room or Plate	0.6-1.2s	8-15ms	20-30%	Warm room reverb keeps snares feeling live and organic. Avoid overly bright plate in emotional ballad sections.
Pads / Chords	Hall or Ambience	1.5-3.0s	20-40ms	25-40%	Lush ambience on pads creates the emotional warmth R&B is known for. Automate reverb mix during breakdowns.

Rock / Indie

90-140 BPM

Element	Reverb Type	Decay	Pre-Delay	Mix	Pro Tip
Lead Vocals	Room or Plate	0.8-1.5s	15-25ms	15-25%	Rock vocals typically use subtle room reverb to keep them natural. Less reverb than pop keeps the vocal aggressive and forward.
Electric Guitar	Room or Spring	0.5-1.2s	10-20ms	15-25%	Amp room reverb gives natural guitar spill. Spring reverb is the classic surf and vintage rock sound.
Snare Drum	Room or Chamber	0.5-1.5s	5-15ms	20-40%	Room reverb on snare creates that live-in-the-studio sound. Gated reverb is the classic 80s rock snare trick.
Drum Overhead	Room or Hall	0.8-2.0s	10-20ms	15-25%	Adding reverb to drum overheads fills the kit in the room. Blend with natural room mics for a cohesive drum sound.

Lo-Fi / Ambient

60-90 BPM

Element	Reverb Type	Decay	Pre-Delay	Mix	Pro Tip
Melody / Keys	Hall or Shimmer	2.0-6.0s	30-60ms	30-50%	Long hall or shimmer reverb defines the lo-fi aesthetic. Tape saturate the reverb return for vintage warmth.
Drums / Loops	Room (subtle)	0.3-0.8s	5-15ms	10-20%	Lo-fi drums usually have natural room verbs from sampling. Add subtle room to chopped samples to glue them together.
Guitar	Spring or Hall	1.5-4.0s	20-40ms	30-50%	Long spring or hall on guitar creates the dreamy, floating atmosphere central to lo-fi production.
Vocals / Samples	Hall or Shimmer	2.0-5.0s	25-50ms	30-60%	Washed-out reverb on vocal samples is an iconic lo-fi technique. Push mix up to 50-60% for intentionally distant, dream-pop aesthetics.

Reverb Settings by Instrument

Specific reverb recommendations for the 4 instruments that most commonly need careful reverb treatment.

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Vocals

Best type: Plate or Room

0.8-2.0s

Decay

15-35ms

Pre-Delay

15-30%

Mix

+ Use a send (not insert) so you control exact wet/dry blend
+ High-pass the reverb return at 200-300Hz to cut muddiness
+ Automate reverb mix: more in chorus, less in verse
+ Try a short room for intimate verses, plate for powerful choruses

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Snare Drum

Best type: Plate, Room, or Gated

0.4-1.5s

Decay

5-15ms

Pre-Delay

20-35%

Mix

+ Gated reverb (cutting the tail at a set point) is the classic 80s sound
+ Low-cut the reverb return at 300-400Hz to prevent low-mid buildup
+ Short decay in fast tempos prevents reverb tails clashing with the next beat
+ Room reverb sounds natural, plate adds crack and sustain

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Electric Guitar

Best type: Spring, Room, or Plate

0.5-1.5s

Decay

10-20ms

Pre-Delay

15-25%

Mix

+ Spring reverb is the original guitar amp reverb (Fender, surf, vintage rock)
+ Room reverb sounds like a natural amp recording in a live space
+ Use pre-delay to keep the pick attack clear before the reverb fills in
+ Stereo room on rhythm guitars widens the mix naturally

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Piano / Rhodes

Best type: Room, Hall, or Plate

0.8-2.0s

Decay

10-25ms

Pre-Delay

20-35%

Mix

+ Room reverb makes piano sound like a recorded grand in a studio
+ Hall places the piano in a concert setting (classical, film scores)
+ Spring reverb on Rhodes is the classic soul and jazz feel
+ Use less reverb mix than you think - piano already sustains naturally

Pre-Delay and BPM

Pre-delay is the most important reverb setting for clarity. Calculate it from your project BPM.

How to Calculate Pre-Delay

Pre-delay (ms) = 60000 / BPM / 16 for a 1/16th note pre-delay.

BPM	1/16 Pre-Delay	1/8 Pre-Delay	1/4 Pre-Delay
70	53.6ms	107.1ms	214.3ms
80	46.9ms	93.8ms	187.5ms
90	41.7ms	83.3ms	166.7ms
100	37.5ms	75.0ms	150.0ms
110	34.1ms	68.2ms	136.4ms
120	31.3ms	62.5ms	125.0ms
128	29.3ms	58.6ms	117.2ms
130	28.8ms	57.7ms	115.4ms
140	26.8ms	53.6ms	107.1ms
150	25.0ms	50.0ms	100.0ms
160	23.4ms	46.9ms	93.8ms
170	22.1ms	44.1ms	88.2ms

Use the BeatKey Delay Calculator to generate a full table for any BPM automatically.

6 Universal Reverb Rules

Apply these across every genre and instrument for cleaner, more professional mixes.

Use sends, not inserts

Route instruments to a reverb aux bus rather than inserting reverb directly on the channel. This lets you blend multiple instruments on the same reverb for cohesion, and control the wet signal independently.

Set pre-delay from BPM

Pre-delay separates the dry signal from the reverb tail, keeping the source sound present before the room opens. Use the BeatKey Delay Calculator to get the exact 1/16th note pre-delay at your project BPM.

Filter the reverb return

High-pass the reverb return at 150-300Hz to prevent bass frequencies muddying the mix. Low-pass at 6-8kHz to remove harsh high-frequency reverb energy. A filtered reverb blends better than a full-range one.

Less is more at first

Start with mix at 10-15% and decay under 1.2 seconds. Work up only if the mix sounds dry. Over-reverbed mixes sound amateur; under-reverbed mixes sound polished and professional.

Match decay to BPM

Long decay times at fast tempos create clashing reverb tails. At 140 BPM, a 2-second snare reverb will clash with the next snare hit. Keep decay shorter than one beat length at your project tempo.

Layer reverb types

Using a short room reverb plus a longer hall on the same instrument creates depth and realism. The room gives early reflections (natural space); the hall gives long sustain (size and grandeur).

Calculate Pre-Delay From Your BPM

Reverb pre-delay should match your project tempo. Use BeatKey tools to get the exact values.

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Delay Calculator

Get exact ms values for pre-delay at any BPM. Enter BPM, copy the 1/16th note value for your reverb.

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Reverb Pre-Delay Guide

Deep-dive into reverb pre-delay: what it does, how to set it, and BPM-specific recommendations.

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BeatKey BPM Detector

Detect your track BPM before calculating pre-delay. Upload any audio file to get accurate BPM and key.

Reverb Settings FAQ

What are good reverb settings for vocals?

For modern pop and hip-hop vocals: room or plate reverb, decay 0.8-1.5 seconds, pre-delay 15-30ms, mix 15-25%, and a high-pass filter on the reverb return at 200-300Hz. Pre-delay longer than 10ms maintains vocal clarity before the reverb tail begins. Use a send bus, not an insert, so you can blend multiple vocals on the same reverb for a cohesive sound.

How do I calculate reverb pre-delay from BPM?

Pre-delay (ms) = 60000 / BPM / 16 for a 1/16th note pre-delay. At 120 BPM that gives 31.25ms. At 140 BPM it gives 26.8ms. At 90 BPM it gives 41.7ms. The table in this guide lists pre-delay values for 12 common BPMs. The BeatKey Delay Calculator generates the full table automatically when you enter your project BPM.

What reverb settings are best for snare drums?

For snare reverb: room or plate type, decay 0.4-1.2 seconds (shorter for hip-hop and trap, longer for pop and rock), pre-delay 5-15ms, mix 15-30%. Always low-cut the reverb return at 300-400Hz to prevent low-mid buildup that muddies the kick and snare frequencies. Gated reverb (truncating the tail at a set point) is the classic 80s rock snare trick and works well in modern pop too.

What is the difference between reverb decay and pre-delay?

Decay (also called RT60) is how long the reverb tail lasts in seconds after the sound stops. A 2-second decay means the reverb fades over 2 seconds. Pre-delay is the gap in milliseconds between the dry signal and the reverb tail starting. Pre-delay keeps the source sound clear and present by separating it from the reverb. Decay controls the perceived room size. Pre-delay controls clarity and definition.