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.

Rouhollah Khaleghi was the master of composing beautiful melodies. He was the premier of the course of history which was first established by Ali Naghi Vaziri and which improved the Iranian music from simply a gathering music to the classical music of the country. First efforts to compose independent and instrumental music can be also traced in Khaleghi’s works.

Antonio Stradivari (1644 – 18 December 1737) was an Italian luthier and is considered the most significant and greatest artisan in this field.

No introduction is needed when talking about the position of the late Houshang Zarif (1938-2020) in the Iranian music. His character and personality are so well-known among musicians that his name per se is a symbol and role model for the Iranian youth. “Becoming Houshang Zarif” is the dream of many young people who enter the world of music in Iran and many of whom retire regretting the realisation of this dream.

Sima Bina (b. 1945) is a unique singer among the singers of Golha radio programmes which were broadcast on Iranian National Radio for 23 years from 1956 to 1979. She received her first lessons in music from her father who was a poet, a musician and the most important supporter of Sima’s cultural activities.

“Our ancestors believe powerful blows upon the Daf scatters evil spirits of disease and distress to create a clean and holy space filled with health and prosperity. Adding tools to Daf increases this instrument’s purification, spreading, and summoning powers of evil forces and goddesses. Daf was mostly depicted by red, color of blood, in ancient times or sometimes it was depicted with green, the color of plants and nature. There were probably some mysterious designs painted upon the wooden body and frames of these instruments just like today” (Pahlavan, 2013: 44).

When the author was working on the piece “Playing Love” by Ennio Morricone (from the legend of 1900), he realized a failure of the Lip Technique. Needing to play a chord in the 14th position of the guitar and in order to complete the harmony, it is necessary to play a harmonic note on the 7th or 5th position; it was not possible to touch the string to play this harmonic note, because the Lip Technique is used for getting the notes and not to touch the string and producing harmonic notes. Naturally, the only possible way to touch the string was to use the nose at the required position and playing the note with the right hand, and this was the best option the author found to how to play such harmonic notes, and where the Nose Technique was generated.

Microtona is a sixty-eight-page Booklet with personal comments by the contributing microtonal artists. The booklet also includes a DVD which consists of 8 original video tracks and 9 original audio tracks. The project is an international one featuring unpublished pieces by composers from Iran, Japan, U.S., France, Austria, Germany and Belgium.

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.

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.