The mark consists of a distinctive musical sound that is reminiscent of a musical pulse and may be expressed as follows - It is written in the treble or G clef and the metronomic beat shows 248 (fast). The drawing shows two (2) complete measures plus an eighth note upbeat, and is described as beginning with an eighth note upbeat note C (middle C) and continuing with the first full measure ocnsisting of four eighth notes, C, G, C C (beginning with the C above middle C and descending down to G and then down to middle C and rising to C an octave above middle C), an eighth note rest, and three eighth notes G, C, C (beginning with the G above middle C, descending to middle C and rising to an octave above middle C); then the second measure beginning with two eighth notes G, C (beginning with the G above middle C, descending to middle C) and a quarter note C (an octave above middle C), and completing the measure with a half note rest. The measure is completed with a double bar.