The bugle is one of the simplest brass instruments; it is
essentially a small natural horn with no valves. All pitch
control is done by varying the player's embouchure (the
adjustment of a player's mouth to the mouthpiece), since the
bugle has no other mechanism for controlling pitch.
Consequently, the bugle is limited to notes within the harmonic
series and cannot play normal scales. Historically the bugle was
signaling instrument, as well as an official characteristic of a
hunt. The nineteenth century brought the convenience of keys
and/or valves on some bugles, which created a resemblance to the
trumpet and cornet and, thus, allowed for diatonic pitch sets
(scales). Not only is the bugle a simple instrument, but as a
signal device it is also an instrument which serves the overall
well-being of the society. Some of the best known melodies today
are bugle calls, such as "Reveille" and "Taps." History of the
bugle The bugle developed from early musical or communication
instruments called "horns," so named bec