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).

Gholamreza Khan Minbashian taught courses such as organology, orchestration of military music and harmony based on the books which were translated from French into Persian with the help of Aliakbar Mozayyan-o-Dolleh (1846-1932).

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.

Composer and music teacher Ahmad Pejman (1935–2025) passed away on August 29 in Los Angeles, USA, after several weeks of illness. His most recent symphonic work performed in Iran was Land of the Brave (“Sarzameen-e Delavaran”), which was staged in 2017 with the Tehran Symphony Orchestra. According to the family’s decision, his body will be laid to rest in the United States.

Music education in third-world countries is facing many problems that limit access to it and it’s full of challenges. These rising and falling obstacles are made of the socioeconomic, cultural educational systems, etc.

Davoud Pirnia, writer and musicologist was the founder of “Golha” (Flowers of Persian Song and Music) programs on Tehran Radio (1956-1966). He received his early education from his father, Hassan Pirnia (Moshir al-Douleh), and several tutors of the time (Taraghi, interview, July 1989) and continued his studies at Saint Louis School in Tehran and then in Switzerland and graduated in law. While studying law, Pirnia got acquainted with European classical music. Upon returning to Iran, he was employed by the Ministry of Justice and founded the Lawyers’ Guild. Then he was transferred to the Ministry of Finance and established the Department of Statistics in this ministry. Later, he became the head of the state inspection office at the Prime Ministry; he was, then, promoted to the position of the Deputy Prime Minister (Navab Safa, interview, August 1999)

Today, percussion instruments have such a high place in music that are an essential element of orchestras. This has attracted many people to this type of instrument with roots as old as the first humans. A historical study of music, shows that humans used the sound of these instruments to defend themselves against wild animals and, over time, for alerting each other, signaling their readiness and encouraging people for war, ritual ceremonies, dances, etc. in a manner that is still clearly visible in music and some ritual ceremonies.

4.3.1. To practice playing of doubles of notes involving two different fingers, each note is played at separate bows with slow tempo, each note is played perfectly regarding its bass and tenor sounds and then the considered double is played at another bow while considering the resulted sound of the double.

The “Pledge of Love” is the first album in a series composed based on the tasnifs by the renowned Iranian tasnif-maker Mohammad Ali Amir Jahed and recorded by Sahba Kohan Ensemble with Ramin Bahiraie as signer.

(A review of the “So Faraway” album; Tar and Tonbak duet; Siavash Imani, Pedram Khavarzmini)