Altitude Sports will broadcast 69 of the Avalanche’s 82 regular-season games, with the other 13 other games being shown nationally — the maximum allowed under NHL rules. Colorado’s season-opener Oct. 13 against the Chicago Blackhawks at Ball Arena will air on TNT. Altitude, which is also the regional provider for the Denver Nuggets, is still not available to Comcast and DISH Network subscribers. “Comcast and Dish continue to deny thousands of fans across a 10-state region access to their hometown teams for a third straight season — even as fan interest has never been stronger.