Djing since 2001 and only 25 years old, David Dubord AKA spannungsbogen is an important pillar in the psychedelik scene of Quebec City. He is the founder of the local Radio show "Psy-Fi" airing every week on Chyz 94.3 FM, which he animates with the NVX crew, diffusing each week 2h of non-stop raging Psytrance.

By winning a local DJ contest in 2004, he cumulated important bookings such as the biggest party in the city; the new years party and opening international artists such as: Infected Mushroom, Growling Mad Scientist(GMS) and Astral Projection at a local club "Dagobert". Usually playing highly energitic melodic "Full On", he also play more progressive and minimal genres of Psytrance.

In 2005 he teamed up with 2 other local artist: "Azriel & Shango" to form the first production/management/label of psytrance in quebec city. Since then they created 2 intense party; Digitohm 1 & 2, many club events and more is to come.

His name comes from the novel "Dune" by Frank Herbert which means: "time given to oneself between the desire that one has for a thing and the action which one makes to obtain it".