In addition to the above-mentioned, polyphony can be also formed when a melody is performed by several singers in different ambiances or different sound registers according to their physiologic abilities. An example of this has been performed in rituals of Khanqah of Ghaderi darawish of Mahabad[i].

On occasion of the 8th anniversary of launching HarmonyTalk Online Journal on 6 April 2012, Reza Ziaei, master luthier and researcher on classical music instruments (violin family), announced that the first phase of the project to improve Qeychak has borne fruit. The new instrument would feature a bowl of ribs and the material used for the surface would be wooden. Carrying out the second phase of the project took more than 7 years engaging the new members of Reza Ziaei’s Workshop. In this phase, new researches were conducted from different aspects on the Qeychak and the modern versions of the instrument which were introduced previously by other instrument makers. The available versions of the instrument were studied in terms of their weak and strong technical features.

A part of the secrets of the masterpieces from the golden era lies in the special design of the instruments, as a result of a profound insight to and awareness of the significance of the precise calculation of the various components of the object of arts being created, such as making a violin or a bow.

Born in Isfahan, Iran, and based in the UK, Farhad Poupel’s music has been performed and will be performed in numerous prestigious concert halls and festivals throughout the world including Suntory Hall in Tokyo, Japan; La Roque-d’Anthéron Piano Festival, La Roque-d’Anthéron, France; Biarritz Festival, Biarritz, France; Stoller Hall, Manchester, UK; Janacek academy of music and performing art, Brno, Czech Republic; Karlskrona International Piano Festival, Karlskrona, Sweden; by distinguished artists such as Kotaro Fukuma, Peter Jablonski, Daniel Grimwood, Margaret Fingerhut, Catherine Carby, Kristýna Znamenáčková,Jeffrey Biegel, Jean-Francois Bouvery and orchestras such as Windsor Symphony Orchestra or broadcasted on the NPR Radio 4, Netherland. The following is an interview with him on the ocaasion of the premier of the Legend of Bijan and Manijeh.

Tehran Flute Choir was established in 1394 (late 2015) by Firouzeh Navai. Tehran Flute Choir, Iran’s first largest flute choir, recruited its members mostly from young talented flutists of Iranian Flute Association. Featuring piccolo, flute, alto flute and bass flute, Tehran Flute Choir, directed by Firouzeh Navai, premiered under the batons of Saeed Taghadosi on January 7-8, 2016 at Roudaki Hall in Tehran.

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).

In a momentous celebration of two decades, the “Arasbaran Cultural Center” was the stage for the 20th anniversary of “Harmony Talk”, an online journal that has become a cornerstone in the music community. Sadjad Pourghanad, the editor-in-chief, delivered a speech that resonated with gratitude and vision.

B. applying force: the force needed for putting finger on finger board is applied through finger tips and using the rest of hand set especially wrist is not allowed. To practice this, it is possible to hold violin without the bow and throw the fingers on the finger board from 1-2cm distance; apply force only through finger tips.

Regarding the classification of a new instrument in an instrument family, one can point to a number of fundamental issues, one of the most obvious of which is the instrument’s visual features. If we look at how the new instrument has changed compared to its historical versions, the set of visual elements that link the instrument to the Qeychak family becomes apparent. But other characteristics such as the geometric dimensions of the instrument, characteristics of the instrument’s various parts and how they relate to each other, its systematic performance, its sound range (compared to modern versions), the material and color of the sound, the way it is played and the like, can be considered in order to classify the instrument in the Qeychak family.

Joint application of the two techniques of “Lip” and “Nose” could be effectively applied for hearing and playing far-away intervals, by the Classical Guitar. Before this, a Classical Guitar player had to waive playing intervals not possible with the left hand, and had to replace or eliminate some notes, making it possible to play such intervals; specifically the capability of the left hand of the musician, was also a factor in such a selection. These methods are hereby illustrated by photographs and a video-file, in order to provide optimum comprehension of applying these methods, invented by the author; specifically the “Lip” technique, which is considered to be a more significant technique, emphasized by the author.