In 1990  an Austria-based Persian musician Khosro Soltani, in cooperation with Hossein Alizadeh, put out an album entitled, Ancient Call A New (Nobang-e Kohan). After many years, a few ancient Persian instruments such as Sorna, Karna, Naghareh,etc. have been used, instruments which have been left out of the circle of Persian classical musical instruments for centuries.

In heterophonic variant, two performers perform a single melody simultaneously and change it. Performing and changing a single melody simultaneously by two performers leads to the coincidence of different voices.

Ashura Opera was composed by Behzad Abdi, the Iranian composer, in 2008 based on librettos compiled by Behrouz Gharib. The main source for the libretto is poems by Mohtasham Kashani, a sixteenth century Iranian poet.

The National Instruments Orchestra of Iran performed its first concert amid much hope and anxiety on July 18, 2015. The Orchestra is founded by Roudaki Cultural and Arts Foundation which is a semi-private foundation in Iran. The Arts Director for the National Instruments Orchestra of Iran is cand the Orchestra Executive Director is Sadjad Pourghand.

In response, it should be said that it is better for the national anthem of a country to use the musical material exclusive to that country; however, some problems might come up in doing so the most important of which include: lack of familiarity of other countries’ music performer with the concerned country’s specific music intervals and special musical technique; and secondly, the strangeness of that music to the foreign listener.

Discussions and research have been conducted on the harmonization of “dastgah” and melodies in Iranian music, and several books have been published on this topic, including “Armenian Music of Iran” by Ali Naghi Vaziri, “Harmony of Iranian Music” by Farhad Fakhreddini, and “Harmony of Iranian Music” by Ali Ghamssari. A master’s thesis titled “Presenting a Solution for Harmonizing Based on the Structure of Tritone Intervals” was written by Atefeh EinAli in 2014. Additionally, the invention and use of “Even Harmony” by Morteza Hannaneh should be mentioned.

Simorgh (Simorq) Orchestra was founded by the renowned Iranian composer, Hamid Motebassem, in 2011. Simorgh Orchestra is the largest orchestra featuring Iranian national instruments. Although the orchestra established by Master Hossein Dehlavi, the great Iranian composer, in 1993 was larger than Simorgh Orchestra, it only featured the Iranian plucked string instruments unlike the latter one. The first album which was recorded by the Orchestra, conducted under Motebassem’s baton, was his Simorq based on Zal story from Shahnameh by Ferdowsi, the great Iranian poet.

ehrouz Mohammadi, “Daf and its feasts in Ghaderieh’s Tekyeh” mentions that the outer thickness of arch where studs are located, [is] between one to one and a half centimeters (Mohammadi, 2001: 12). The thickness of arch should be gradually reduced from the installation place of rings to skin (Avazeh of Daf) to create a high volume, clear sound from Daf; also, the connection of arch to skin should not be less than one millimeter, because in this case the skin will be torn due to the sharpness of the wood (Mogharab Samadi, 2009: 79-78). The thickness of wood on the skin side is about two to three millimeters (Tohidi, 2002: 79).

The Roudaki Foundation presented the permanent conductor of the National Orchestra (Orchestr Melli), Homayoun Rahimian, in a ceremony, and finally, after four years, the national orchestra found a permanent conductor. Homayoun Rahimian is the fourth permanent conductor of this orchestra after Farhad Fakhreddini, Bardia Kiaras, and Fereidoun Shahbaziyan. He, who has previously had experience of conducting concerts besides being Meister’s concert of this orchestra, performed the concert “Autumns” on the 20th of Tir, performing works by Rouhollah Khaleqi, Javad Ma’roufi, and Hossein Dehlavi.

Torqeh or jal is the same bird (Bimaculated lark) and is the name of a muqam which is well-known in Torbate Jam and those areas. Jal muqam is called Torqeh in Esfarayen and Bojnourd. This muqam which was used to be played by Bakhshis/Bagşies (dutar-players) in the past is seldom performed today.