A music note

A note in treble clef

Here is a A note on a staff united states of america (stave united kingdom) with a treble clef:


The treble clef set the position of the G note on the second line from the bottom, so an A note can be written in the second space of the staff starting from the bottom.

A note in bass clef

Here is a A note on a staff with a bass clef:


The bass clef set the position of the F note on the fourth line from the bottom, so an A note can be written on the fifth line of the staff (from the bottom).

A music note on a piano keyboard

Here are some A notes on a piano keyboard:

A music note on a piano keyboard

how to find the A note on a piano keyboard?

It's very simple! Do you see the black keys? There are two black keys, then three, then two, then three, and so on. The keys for A are just before the last of the three consecutive black keys.

The note A as tonic

The A note is the first music note (the tonic) of the A major scale and of the A minor scale:

A major scale

A major scale

A minor scales

Remember that there are four kinds of minor scales:

A natural minor scale:

A natural minor scale

A harmonic minor scale

A harmonic minor scale

A ascending melodic minor scale

A ascending melodic minor scale

A descending melodic minor scale

A descending melodic minor scale

The A note as leading tone (leading note)

The A note is the leading tone united states of america (leading note united kingdom) of the B flat major scale and of B flat harmonic minor scale:

B flat major scale:

B flat major scale

B flat harmonic minor scale:

B flat harmonic minor scale

Frequency in Hertz of the A note (A4)

The scientific pitch notation (also known as American standard pitch notation) symbolizes the following A note as A4:

A note in treble clef

Depending on the tuning of the musical note A (A4) and in an equal-tempered scale, the frequency of the note A may vary:

If A4 = 440 Hertz: this A note (A4) has a frequency of 440 Hz
If A4 = 442 Hertz: this A note (A4) has a frequency of 442 Hz

Note: These frequency values ​​in Hertz are valid only for the equal temperament. In other words, these frequencies correspond to the notes on a well-tuned piano.

The A note with different clefs

Obviously, there are several A notes spread out over many octaves. Here are some A notes in different clefs:

Some A notes with a treble clef (G clef)

Here are some A notes with a treble clef:
Some A notes in treble clef

Some A notes with a bass clef

Here are some A notes with a bass clef:
Some A notes in bass clef

Some A notes with a tenor clef

Here are some A notes with a tenor clef:
Some A notes in tenor clef

Some A notes with an alto clef

Here are some A notes with an alto clef:
Some A notes in alto clef

Some A notes with a mezzo-soprano clef

Here are some A notes with a mezzo-soprano clef:
Some A notes in mezzo-soprano clef

Some A notes with a soprano clef

Here are some A notes with a soprano clef:
Some A notes in mezzo clef

Some A notes with a baritone clef

Here are some A notes with a baritone clef:
Some A notes in baritone clef

Scales starting with a A note

Here are all major scales and all minor scales starting with a A note:

A major scale:

A major scale

A natural minor scale:

A natural minor scale

A harmonic minor scale:

A harmonic minor scale

A ascending melodic minor scale:

A ascending melodic minor scale

A descending melodic minor scale:

A descending melodic minor scale

Enharmonic equivalents

Here are the enharmonic notes of A:

enharmonic notes of A

Notes:

  • Enharmonic notes are notes that have the same pitch but not the same name.
  • G double sharp is enharmonic to A because double sharp raises the pitch by two half steps united states of america (semitones united states of america), and because there are two half steps between G and A.
  • B double flat is enharmonic to A because the double flat lowers the pitch by two half steps and because there are two half steps between B and A.

The note A and accidentals

Here are all the possible accidentals you can find with the note A and their positions on a piano keyboard:

The note A and accidentals

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