GUITAR TUNER

Open C
±0
C
Target: 65.4 Hz
-50WAITING+50
C65
G98
C131
G196
C262
E330

How to Tune to Open C

A massive, wide-interval tuning with a booming low C.

Step-by-Step Instructions:

  1. Start with the 6th string. Tune it to C2 (65.4 Hz).
  2. Start with the 5th string. Tune it to G2 (98.0 Hz).
  3. Start with the 4th string. Tune it to C3 (130.8 Hz).
  4. Start with the 3th string. Tune it to G3 (196.0 Hz).
  5. Start with the 2th string. Tune it to C4 (261.6 Hz).
  6. Start with the 1th string. Tune it to E4 (329.6 Hz).

String Tension & Setup Tips

Recommended Gauge:Medium-heavy strings for the low end.

Frequency Table

StringNoteFrequency
String 6C265.41 Hz
String 5G298.00 Hz
String 4C3130.81 Hz
String 3G3196.00 Hz
String 2C4261.63 Hz
String 1E4329.63 Hz

Chords & Playing Tips

C Major: 0-0-0-0-0-0

Frequently Asked Questions

Will my B string break?
Tuning up a half-step to C is usually very safe.
How to tune to open c on acoustic guitar?
This tuning requires adjusting your strings to match the specific frequencies provided in the table above.
John butler trio ocean chords tuning?
Check the chords section above for some fundamental shapes in this alternate tuning.
Open c guitar frequencies?
This tuning requires adjusting your strings to match the specific frequencies provided in the table above.