G1
Frequency, piano key and harmonics
G1 is piano key 11 of 88, MIDI 31, at 49.00 Hz. It sits in the deep left-hand register, felt as much as heard.
| Harmonic | Frequency | Nearest equal-tempered note |
|---|---|---|
| 1 · fundamental | 49.00 Hz | G1 (+0 ¢) |
| 2× | 98.00 Hz | G2 (+0 ¢) |
| 3× | 147.00 Hz | D3 (+2 ¢) |
| 4× | 196.00 Hz | G3 (+0 ¢) |
| 5× | 245.00 Hz | B3 (−14 ¢) |
| 6× | 294.00 Hz | D4 (+2 ¢) |
Piano playback uses the nearest piano sample, played faster or slower, plus a sine wave at the exact pitch. The sine button is the exact equal-tempered frequency. Neighbors: F♯1 and G♯1. Arbitrary pitches and alternate A4 tunings belong on the calculator.
Hear the note. Then name the interval.
Interval and chord drills in the app are built on this same piano and this same tuning.
Download on theApp Store- EQ & compressionDaily drills on drums, bass, guitars and full mixes.
- Intervals & chordsPiano training that uses the same note names as these pages.
- Studio toolsMetronome, tone generator and tap tempo live in the app too.
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FAQ
G1 questions
What frequency is G1?
49.00 Hz when A4 is 440 Hz. Change the reference on the note calculator if you need another tuning. This page does not change.
What MIDI note is G1?
MIDI 31. Piano key 11, counting A0 as key 1 and C8 as key 88.
How loud should I listen?
Keep the tone at a conversation level. These pages can generate steady tones and noise, which fatigue your ears faster than music. If anything rings or feels uncomfortable, stop and turn the volume down.