In the Central Seminary, Psachos completed the circular education and was also taught chanting by the responsible teacher and housekeeper of the School, Archimandrite Theodore Matzouranis.
[3] In 1898, he helped establish the "Ecclesiastical Music Association of Constantinople", of which he was special secretary and where he actively served until 1902, when he resigned.
[4] In the early 20th century, Theocletus, the Archbishop of Athens, and George Nazos, director of Athens Conservatory, decided to establish a school of Byzantine music and wrote to the Patriarchate of Constantinople, requesting suggestions for the school's first director.
Patriarch Anthimus VII responded to their request by suggesting that Konstantinos Psachos was a suitable person for this post.
In 1904, by order of the King George I of Greece, a warship sailing to Constantinople took Psachos to Athens, where he arrived in September 1904.
[5] Konstantinos Psachos studied the notation of Byzantine and ancient Greek music.
Psachos, or K.A.PS., and often signed under various pseudonyms, including: An Orthodox, Jeremiah from Sion, Remote-friend of Music, Terpandros, Kostaras, Elder amateur, Stranger, Strange, Mathematician, Enslaved redeemed, etc.
Despite the persistent efforts of Manolis Kalomiris, he was not promoted any further than the Secretary I grade, nor elected an Academician.