Divide 60,000 by your tempo, and you get the length of a quarter note in milliseconds, which at 120 BPM is exactly 500. A ballad reverb decay of 3.5 seconds therefore rings for seven of those beats.
Almost every guide treats reverb and delay as a matter of taste. Reverb for slow and natural material, delay for fast and energetic material; most professional mixes use some of both; choose what the song calls for.
That is true, and it is not the constraint. The constraint is arithmetic, because both effects are filling time, and the song only has so much of it between one syllable and the next.
Run those against a tempo, and the picture sharpens. At 140 BPM, a quarter note lasts about 429 milliseconds, so a 2.5-second tail is still audible almost six beats later, well into the next line.
That is why the reverb presets here are less interchangeable than they look. Tight and Chamber keep you inside the fast end of the range, while Large and Church are built for the cathedral end and will overrun anything with a busy lyric.
The test is simple enough to do on one phrase. Solo the vocal, sing or play a line, and listen to whether the tail has cleared before the next word starts rather than judging the reverb on a sustained note.
At 120 BPM, an eighth note repeat lands 250 milliseconds after the word and a quarter note repeat lands 500 milliseconds after it. On a dense lyric, the quarter is often sitting on top of the next syllable rather than behind it.
Eighth note repeats survive busier material because they resolve faster. Quarter and dotted timings need space in the arrangement, which usually means a held note at the end of a phrase rather than a continuous vocal line.
Fast behaves as a slapback, a very short repeat with no feedback, and that is the setting that adds thickness without eating time. It is also the one that survives fast tempos, because it finishes before the next beat regardless of what the tempo is.
Free running matters more than it sounds. Rubato intros, spoken sections, and anything recorded without a click will fight a synced delay, and the untethered mode is what lets you set repeats by ear on that material.
Because the modules run in fixed order, those repeats arrive carrying reverb rather than dry, which thickens them further and makes the reverb decision the more important of the two.
There is no pre-delay control in Black Rooster's paired reverb and echo modules, only four calibrated positions and a wet amount. Whatever gap the algorithm was designed with is the gap you get.
So separation has to come from level instead. Pull the reverb mix down further than feels right, pick a shorter position than the genre chart suggests, and let the Fast echo supply the early reflection the pre-delay would have created.
Filtering is the other missing piece. Common practice is to high-pass a reverb return somewhere between 250 and 400 hertz and low-pass it around 6 to 10 kilohertz, which stops the tail from crowding the low mids and the top end.
Neither filter is available on a wet path; you cannot address it separately. What you can do is set the Low End module before it, since everything the reverb hears has already been through that stage, so a firmer filter there buys you tails that clear before the next line without touching the reverb at all.
Beyond that, commit to one lead effect. Running both mixes at similar amounts is what produces wash, and the honest version of this chain is a reverb decision plus a small echo underneath it, or a delay decision with a short reverb doing almost nothing.
Almost every guide treats reverb and delay as a matter of taste. Reverb for slow and natural material, delay for fast and energetic material; most professional mixes use some of both; choose what the song calls for.
That is true, and it is not the constraint. The constraint is arithmetic, because both effects are filling time, and the song only has so much of it between one syllable and the next.
Decay time is a tempo decision, not a taste decision
Published decay targets sit in fairly tight bands. Roughly 0.5 to 1.2 seconds for rap and tight modern pop, 1.2 to 2.5 seconds for pop and R&B leads, 2.5 to 4 seconds for ballads, and past four seconds you are into ambient territory.Run those against a tempo, and the picture sharpens. At 140 BPM, a quarter note lasts about 429 milliseconds, so a 2.5-second tail is still audible almost six beats later, well into the next line.
That is why the reverb presets here are less interchangeable than they look. Tight and Chamber keep you inside the fast end of the range, while Large and Church are built for the cathedral end and will overrun anything with a busy lyric.
The test is simple enough to do on one phrase. Solo the vocal, sing or play a line, and listen to whether the tail has cleared before the next word starts rather than judging the reverb on a sustained note.
Tempo-synced repeats collide with the next syllable
The Echo module offers Fast, Eight, Quarter, and Space, with tempo sync or free running. Two of those names are note values, and the same arithmetic applies.At 120 BPM, an eighth note repeat lands 250 milliseconds after the word and a quarter note repeat lands 500 milliseconds after it. On a dense lyric, the quarter is often sitting on top of the next syllable rather than behind it.
Eighth note repeats survive busier material because they resolve faster. Quarter and dotted timings need space in the arrangement, which usually means a held note at the end of a phrase rather than a continuous vocal line.
Fast behaves as a slapback, a very short repeat with no feedback, and that is the setting that adds thickness without eating time. It is also the one that survives fast tempos, because it finishes before the next beat regardless of what the tempo is.
Free running matters more than it sounds. Rubato intros, spoken sections, and anything recorded without a click will fight a synced delay, and the untethered mode is what lets you set repeats by ear on that material.
Because the modules run in fixed order, those repeats arrive carrying reverb rather than dry, which thickens them further and makes the reverb decision the more important of the two.
Pre-delay is the control you do not get
Standard practice puts 20 to 60 milliseconds of pre-delay on a lead vocal, dropping to almost nothing on backgrounds and stretching to 80 to 150 milliseconds on classic ballad productions. The gap keeps consonants readable by letting the word arrive before the room does.There is no pre-delay control in Black Rooster's paired reverb and echo modules, only four calibrated positions and a wet amount. Whatever gap the algorithm was designed with is the gap you get.
So separation has to come from level instead. Pull the reverb mix down further than feels right, pick a shorter position than the genre chart suggests, and let the Fast echo supply the early reflection the pre-delay would have created.
Filtering is the other missing piece. Common practice is to high-pass a reverb return somewhere between 250 and 400 hertz and low-pass it around 6 to 10 kilohertz, which stops the tail from crowding the low mids and the top end.
Neither filter is available on a wet path; you cannot address it separately. What you can do is set the Low End module before it, since everything the reverb hears has already been through that stage, so a firmer filter there buys you tails that clear before the next line without touching the reverb at all.
Beyond that, commit to one lead effect. Running both mixes at similar amounts is what produces wash, and the honest version of this chain is a reverb decision plus a small echo underneath it, or a delay decision with a short reverb doing almost nothing.
