16th-note triplet bursts for metal guitar

Two palm-muted eighths, then a burst of six notes in the next beat, 16th-note triplets, then a power chord stab and another burst, over a kick drum that bursts with you. G5, A5 and B flat 5 take turns on the stab, and the last bar stops on B5. Bursts are how metal drummers and guitarists speed up a riff for a beat without changing the tempo, and fitting six even notes into a beat is a precise skill.

16th-note triplet bursts: 4 bars of 4/4 in E standard, written at 110 bpm.
Practise it at 66 bpm

Opens in the player looped and counted in, with drums playing along, and speeds up 5 % every 2 loops to 110 bpm. No account or microphone needed.

Goal tempo
110 bpm
Starts at
66 bpm
Length
4 bars, looped
Tuning
E standard
Time
4/4
Level
Advanced
Plays with
Drums

How to play it

Count "one, and, two-and-a-three-and-a": the burst starts exactly on its beat and lands on the next one.

Each bar is four beats: two palm-muted eighths on the low E, a burst of six 16th-note triplets on the same string, a power chord stab and a chug, then another burst. The stab is G5 in the first bar, A5 in the second and B flat 5 in the third.

In the last bar the second burst is replaced by a B5 hit held for a beat and a beat's rest.

Pick the bursts with strict alternate picking, which puts a downstroke on each beat. Count "one and two-and-a-three-and-a" for the burst, or say "tri-pl-et, tri-pl-et": two groups of three, even, inside the beat.

Mistakes to watch for

A speed plan

The player starts at 60 % of the goal and plays each tempo twice before stepping up:

  1. 66
  2. 72
  3. 77
  4. 83
  5. 88
  6. 94
  7. 99
  8. 105
  9. 110

That's 16 loops and about 3 minutes before you're playing at 110 bpm. If it stops being clean on the way, stop the ramp there and loop that tempo until it is. With a microphone or an audio interface you can record while you play instead: Demiurg checks every loop and steps up only after two clean ones in a row, and back down after a poor one.

Questions

How fast should I play 16th-note triplet bursts?

The goal is 110 bpm in 16th-note triplets, which is 11 notes a second. Start wherever every note is clean: the player begins at 66 bpm. Signed in, you can set a goal of your own, slower or faster, on the Exercises page.

Why 16th-note triplets and not 32nds?

Six notes a beat is the natural burst at metal tempos: fast enough to sound like a roll, slow enough to play evenly. Drummers play the same burst on the double kick, and locking with them is the point.

How do I get the burst even?

Practise it slowly on its own: six notes, then a stop on the next beat. When it's even, put it back between the eighths. The player's speed ramp does the rest.

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