What are the notes of Drop C tuning?

C G C F A D, from string 6 (nearest your face when you hold it) to string 1.

Can I tune without a microphone?

Yes. Tap any string in the tuner to hear its reference tone and tune by ear until the beating disappears.

Drop C tuner

Drop C tuning sets the strings, from string 6 to string 1, to C2, G2, C3, F3, A3 and D4. C G C F A D. Modern heavy. From standard tuning, tune the E string down 4 semitones to C, A string down 2 semitones to G, D string down 2 semitones to C, G string down 2 semitones to F, B string down 2 semitones to A and E string down 2 semitones to D. Press Start, play each string and turn the peg until the needle centers.

String notes and frequencies (A4 = 440 Hz)

String 6: C2 at 65.41 Hz
String 5: G2 at 98.00 Hz
String 4: C3 at 130.81 Hz
String 3: F3 at 174.61 Hz
String 2: A3 at 220.00 Hz
String 1: D4 at 293.66 Hz

Questions

What are the notes of Drop C tuning?: C G C F A D, from string 6 (nearest your face when you hold it) to string 1.
Can I tune without a microphone?: Yes. Tap any string in the tuner to hear its reference tone and tune by ear until the beating disappears.

Also try: Drop D tuner · Half step down tuner · Whole step down tuner · Guitar Tuner