Dec 20 (Reuters) - Gtn Ltd GTN.AX :
* ANTICIPATES HY ENDED 31 DEC 2018 EBITDA TO BE ABOUT 10% TO 15% LESS THAN PREVIOUS YEAR
* GTN - PRIMARY REASON FOR ANTICIPATED SHORTFALL IS A LOW MID-SINGLE DIGIT DECREASE IN REVENUE, LOW SINGLE DIGIT INCREASE IN EXPENSES AT AUSTRALIA SEGMENT