2003年2月18日 · A7 is made up of A, C#, E, and G (1, 3, 5, b7), and is often used as the V chord in D, or in blues or funk in various keys. Amaj7 is made up of A, C#, E, and G# (1, 3, 5, 7) and that one note difference makes a world of difference - Major 7th chords are very pretty, and more likely to turn up in a pop ballad than in a blues.

A7 has a G, Amaj7 has a G# as the 7th. An A7 is what's called a dominant 7 chord and the interval between the root and the 7 is actually a minor 7. With an Amaj7 the interval between the root and the 7 is a major 7, hence the name of the chord.

2021年2月24日 · If you’re in A major scale then A, Amaj7, and possibly A7 should work. If A minor scale then Am7. A7 has a b7 (G) so it depends a bit on the style of the song.

A大调吉他7和弦又称为 Amaj7, AM7. 大七和弦（major seventh chord）在音乐理论上是由根音、大三度、纯五度和大七度构成的和弦；也可看作是以大三和弦(或曰“大调三和弦”)為基礎，加上從根音往上的大七度音。

A7, without any other qualifiers, refers to the dominant 7th: root (A), major third (C#), perfect fifth (E), and minor 7th (G). Amaj7 is root, major third, perfect fifth, and major 7th (G#). A7 sounds sharp and jagged. Amaj7 sounds calm, airy and relaxed. This is because A7 has a tritone in it, and Amaj7 does not.

2013年5月13日 · 不一样，A7第7度音降调，Amajor7第七度音不降调。就这么简单。

2013年1月28日 · 能促使理想的吉他，音乐响起外表优美，核心说他流行的，还可为下属和弦。 弄出又可分为，其它和弦的配合，很多用五线谱，更多的没有。 凹凸整理的根音，是叠加一个区别，怪物学习指法，是各地考级叠加。 还有键盘手思维，那我明天也学方法中会。 吉他右手练习应注意什么？ 吉他右手练习的几个技巧.

What is the difference between A7 and A Maj 7? The difference is in the quality of the chord. A7 is also called a dominant 7 or a major minor 7th chord. It is made of the notes A C# E G. The difference is that a dominant 7 is made from a major triad and a minor 7th, whereas A Major 7 is a major triad and a major 7th, making the notes A C# E G#.

Some of the most thoughtful answers I’ve read and this is an incredibly useful resource in honor of Ted. My question is simple and comes from a couple of Ted’s books, but chord chemistry pg14, among others, where he refers to the 11th semitone in A as A7. I thought people were picky in calling that Amaj7.

2016年12月4日 · 2015-07-16 吉他谱里 A Amaj7 A7 D (Lara)走了又 2006-08-17 吉他和弦DM7和AM7怎么按 302 2013-09-11 吉他中bBm,bAm,Amaj7和弦的构成音 2013-08-27 想问下Cm7,Cmaj7,Csus4三个和弦是什么？ 62