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.

On the 10th of Khordad, 1403 (equivalent to May 30, 2024), the twentieth anniversary celebration of the online journal “HarmonyTalk” took place at the Ersbārān Cultural Center. The event garnered such interest from enthusiasts that the venue was completely filled.

Gholam Hossein Banan was born in 1911 in Tehran. He was born in an affluent art-loving family who were Naser al-Din Shah Qajar (1848-1896)’s relative. The Qajar King was his mother’s uncle on her father’s side. He learnt his first lessons in music while his father sang Iranian avaz (improvised rhythmic-free singing), he then attended classes by the renowned Iranian composer, Morteza Neydavoud (1900-1990) along with his sisters; the composer is, therefore, considered as his first teacher. He then learnt Iranian avaz under the supervision of Mirza Taher Zia Resaee (Zia-o Zakerin) and Naser Seif in an oral manner.

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.

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.

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.

Establishing O.R.P. Quartet is Kayvan Mirhadi’s latest activity as a guitarist, composer and conductor of Kamerata Orchestra. Besides working with this Quartet, Mirhadi is busy these days recording and mixing some of his own works as well as some pieces by 20th century composers. O.R.P Quartet performed a concert in Rasht, Gilan Province in late May 2016 and offered a master class.

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.

Khosrow Djafarzadeh, musicologist and architect, who was also one of the main authors of HarmonyTalk journal passed away on 15 July 2019.

With regard to each polyphonic form, only one specific and distinguished example is analyzed. These polyphonic forms are as follows: