On April 10, 2008, the network announced that its Toronto and Vancouver stations would start broadcasting their over-the-air signals in those markets in high definition. CIII and CHAN officially started transmitting in HD on April 18, 2008. The network has also launched digital signals at its stations in Calgary (CICT-DT) and Edmonton (CITV-DT) as of July 2009.
On April 10, 2008, the network announced that its Toronto and Vancouver stations would start broadcasting their over-the-air signals in those markets in high definition. CIII and CHAN officially started transmitting in HD on April 18, 2008. The network has also launched digital signals at its stations in Calgary (CICT-DT) and Edmonton (CITV-DT) as of July 2009