DZST (860 kHz) was an AM radio station owned and operated by the University of Santo Tomas in the Philippines.
Tiger Media Network (TMN) was established in 2018 by the university's Communications Bureau, serving as the successor of DZST.
The network is operated by student volunteers who are passionate about multimedia storytelling, providing a platform for future media professionals to develop their skills.
UST Tiger Radio originates from the Educational Technology Center on the 12th floor of the Buenaventura Garcia Paredes, O.P.
The station operates online via web streaming from Monday to Friday, except during semester breaks.