ras terry gad stared his career in the sound system business way back in 1980 in gloucester with his brother milton naphtali,togetherthey took the decision to found and start a new sound system called LORD DEMONSTRATOR afther a few years in feb.1985 ras terry gad gave the sound a more spiritual name to reflect their rastafarian belifs the name jah trinity outernational was born meaning power of the holy trinity haile selassie from this date on they grew  from strength to strenth playing the top roots sounds all over the uk,like the mighty jah shaka,aba shanti i,iration steppas,jah youth roots ambassador,jah observer,jah lokko,freedom masses,jah fubbys and jah warrior,just to name a few in 1998 the sound took a new turn, ras terry gad left gloucester to live in london and milton naphtali left to live in australia in 1999,so they had to sell and split the sound system which was a painfull decision but had to be done.since moving to london ras terry gad has travelled all over uk ,europa and australia with top sound channel one sound system,mikey dread and ras kayleb also with julian fairshare unity sound too and for a brief period with roots vibration sound system with powercat and david judah in europe and internationally playing strictly roots and culture with nuff dubwise selection in a strictly rastafari meditation style to every nation worldwide to heal the soul and mind spiritually,ras terry gad did a 9 country tour of europe in 2011,places like france,spain,italy,germany,belguim,poland,sicily,sweden,switzerland which was well appreciated and the vision and future for 2014 and beyond is to rebuild jah trinity sound system once again to represent rastafari in austria as a powerful vibration with his queen , queen blioness and full crew... rastafari is the light and salvation in this time ..jah praises.