5-string bass tuner: Whole step down tuning
In Whole step down tuning, the open strings of 5-string bass, from string 5 to string 1, are A0 D1 G1 C2 F2, with concert A (A4) at 440 Hz. The lowest note is A0, at 27.50 Hz, and the highest is F2, at 87.31 Hz.
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— Hz — cents
Tap “Turn on tuner” and allow the microphone.
5-string bass tunings
Standard and lower tunings
Other tunings
Whole step down tuning
Every string a whole step below standard (A standard). Extra-low notes for metal and heavy rock.
Notes: A0 D1 G1 C2 F2.
Notes and frequencies of each string
| String | Note | Frequency |
|---|---|---|
| 5 | A0 | 27.50 Hz |
| 4 | D1 | 36.71 Hz |
| 3 | G1 | 49.00 Hz |
| 2 | C2 | 65.41 Hz |
| 1 | F2 | 87.31 Hz |
How to use it
Tap “Turn on tuner”, allow the microphone and play one open string at a time. The tuner recognises the string and shows whether to tighten it (it is flat) or loosen it (it is sharp). Tap a string name to lock onto it and hear the reference note.
Frequently asked questions
What are the open-string notes of 5-string bass in Whole step down tuning?
From string 5 to string 1: A0 D1 G1 C2 F2.
What is the frequency of the lowest note in this tuning?
It is A0, at 27.50 Hz (with concert A at 440 Hz). The highest is F2, at 87.31 Hz.
Does the tuner work offline?
Yes. After the first visit (or once installed as an app), the pages open without a connection and pitch detection happens on your device.
What are cents?
A cent is one hundredth of a semitone. Up to 5 cents off is barely audible; the needle turns green in that range.
Can I change the reference A?
Yes: the − and + buttons set A4 anywhere from 430 to 450 Hz, to play along with a piano or a recording tuned differently. Your choice is saved.
Does the microphone record what I play?
No. The sound is analysed on the fly, inside the browser, and is never recorded or sent anywhere.