Bass Drop B Bass Tuner — Tune to Drop B Bass in Your Browser
Mic-based chromatic tuner pre-set to Drop B Bass. No download, no sign-up, works in your browser.
Tuning summary
- Notes (low to high)
- B0 · F#1 · B1 · E2
- Instrument
- Bass
- About this tuning
- Heavy drop tuning for 4-string bass paired with Drop B guitar. Demands a thick low string.
Start tuning
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About Drop B Bass on bass
Drop B bass tunes to B F# B E, low to high — B0, F#1, B1, E2. It is C# Standard bass with the lowest string dropped a further whole step to B0. The lowest open pitch matches the open low B of a 5-string bass — but achieved on four strings rather than five. The bottom three strings now spell an open B5 power chord under a single finger.
The musical purpose is unison with a Drop B guitar. Modern metal — Bring Me the Horizon, Slipknot on parts of their catalogue, Periphery, and many breakdown-driven bands — uses Drop B for its distinctive heaviness. The bass goes with them. Riffing in B and the relative C# Standard chord shapes above the dropped string become single-finger power-chord work, exactly mirroring what the guitarist plays.
The mechanical demands are real. A 25.5-inch-scale guitar with the right strings can hold Drop B; a 34-inch-scale 4-string bass struggles with B0 unless the low string is upsized to .120 or .130. Many Drop B bassists move to a 35-inch-scale instrument or use individual heavy strings on the bottom slot. Pickups also matter — passive single coils can lose definition at this register, so active humbuckers or pickup-and-preamp combinations designed for low-tuned work are common.
Honest beginner advice: do not jump straight to Drop B. Master Drop D and Drop C first. The B0 fundamental at roughly 30.9 Hz sits below where most amps and recording chains track cleanly without dedicated tuning of EQ, compression, and string gauge. If you really want this register, a 5-string bass in standard tuning gives you the same low B with the rest of the neck unchanged — for many players that is a more practical path than retuning a 4-string.
Frequently asked questions
- Will I need different strings for Drop B bass?
- Yes — a .120 or .130 low string at minimum. Many players use 5-string-style heavy gauges on the bottom of a 4-string set, or move to a 35-inch-scale instrument.
- Is Drop B 4-string the same as a 5-string bass in standard?
- The lowest pitch (B0) is the same. The difference is the upper strings: a 5-string in standard keeps E A D G above the B; Drop B 4-string has F# B E above the low B.
- What bands use Drop B bass?
- Bass parts in modern metal acts like Bring Me the Horizon, Periphery, and various breakdown-heavy metalcore use Drop B to match the guitarist.
- Why does my low B sound muddy or undefined?
- Either the string is too light, the scale is too short, or the EQ is wrong. Heavier gauge, longer scale, and a high-pass filter around 30-40 Hz on the amp clean it up.
- How do I quickly switch back to standard?
- Raise the lowest string from B to E (a fourth), the next from F# to A (a minor third), the next from B to D (a minor third), and the top from E to G (a minor third). A chromatic tuner confirms each step.