However, the influence of Dastgah cannot be underestimated as it is seen as the reservoir of authenticity that other forms of musical genres derive melodic and performance ideas and inspiration from. Musicians like Barbad were legendary in the empire of the Sassanid era.
These numbers are in accordance with Sassanid's calendar of number of days in a week, month, and year.The theories these modal systems were based on are not known, however the writers of later periods have left a list of these modes and melodies.The years after the 1979 revolution emerged Islamic Republic approved stars like Parviz Meshkatian, Kayhan Kalhor, Mohammad Reza Lotfi, Hossein Alizadeh, Dariush Talai, Mohammad-Reza Shajarian, and Shahram Nazeri. Even though the revolution era coincided with the music's popularity, music and Islam have not always meshed well, and many Iranian conservatives disliked even the simple melodies and lyrics of classical music.Women were banned from singing as soloists for male audiences, though they were allowed to perform as soloists for female audiences, as instrumentalists and in choirs.It also preserves melodic formula that are often attributed to the musicians of the Persian imperial court of Khosroe Parviz in the Sassanid Period.
Dastgah is the music of those who have a greater share of, or affect to be in possession of, refined taste and high culture and as such, in spite of its present popularity, has always been the preserve of the elite.The position of a particular work of music often depends on the music genre and its relationship to music theory.The academic Authentic Persian Music (Musiq-i-Asil) is strongly based on the theories of sonic aesthetics as expounded by the likes of Farabi and Shirazi in the early centuries of Islam.Barbad may have invented the lute and the musical tradition that was to transform into the Maqam tradition and eventually the Dastgah music.Even after Islam, Persian musicians did not disappear: Zaryab is often credited with being the greatest influence over Andalusian and Spanish music.For this reason some female singers, including Maryam Akhondy, left the Islamic Republic to work in exile.