オンライン オープンG チューナー（DGDGBD）
弦を弾いて、針が中央の緑ゾーンに入ればOK
弦ボタンで目標を固定。初期は最も近い弦を自動認識
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Guitar 変則チューニング音名: D - G - D - G - B - D
Open G チューニングについて
In Open G tuning, strumming the open strings produces a rich G major chord. It is the signature sound of classic delta blues slide guitar and Keith Richards of The Rolling Stones.
Open G 目標周波数チャート
A4 = 440 Hz 基準音| 弦番号 | 目標音 | 周波数 (Hz) | レギュラーチューニングとの差 |
|---|---|---|---|
| 第 6 弦 | D2 | 73.42 Hz | Down 1 whole step |
| 第 5 弦 | G2 | 98.00 Hz | Down 1 whole step |
| 第 4 弦 | D3 | 146.83 Hz | Standard |
| 第 3 弦 | G3 | 196.00 Hz | Standard |
| 第 2 弦 | B3 | 246.94 Hz | Standard |
| 第 1 弦 | D4 | 293.66 Hz | Down 1 whole step |
Open G へのチューニング手順（ステップ別）
1
Lower string 6 from E2 down to D2 (73.42 Hz).
2
Lower string 5 from A2 down to G2 (98.00 Hz).
3
Strings 4, 3, and 2 remain unchanged in standard tuning (D3, G3, B3).
4
Lower string 1 from E4 down to D4 (293.66 Hz).
演奏上のメリットと音色の特徴
- Effortless Major Chords: Simply lay your index finger flat across all strings on any fret to play any major chord.
- Slide Guitar Haven: Bottleneck and brass slides produce sweet, ringing major chords with zero dissonant notes.
- Keith Richards 5-String Magic: Many players remove the lowest 6th string entirely to play authentic Rolling Stones grooves.
代表曲とギタリスト
- The Rolling Stones ("Start Me Up", "Honky Tonk Women", "Brown Sugar")
- Muddy Waters and Robert Johnson (Delta Blues Classics)
- The Black Crowes ("Jealous Again")
- Led Zeppelin ("That's the Way")