CTV Inc. has completed installation of an OTA high definition transmitter in Canada’s third-largest English language television market. "CTV HD Calgary" is now transmitting from CTV Calgary’s Patina Rise headquarters. CTV says it is now only broadcaster transmitting over-the-air in HD in Calgary and, with similar operations in Vancouver and Toronto, CTV also now becomes Canada’s only broadcaster to have HD transmitters in all three markets metered by BBM Nielsen Media Research.