CN Tower, Behind the Scenes (2014)

Summary

CN Tower Posted by Roadwolf on February 1, 2014 Here are some of the photos from back in my radio station engineer days. The following are some photos of the CN Tower, behind the scenes. CN Tower Security Office This is the CN Tower Security office. The hallway straight ahead is the hallway to the underground delivery area. On the left side along the hallway is the Diesel Generator Room. This photo was taken from a position in front of the maintenance Elevator. To the right just down the hall is the exit to the stairway which exits out to the patio in Bobbie Rosenfeld Park. The underground delivery area is accessed through a shared underground garage with the 'SkyDome'. It can be seen at the corner of Rees and Bremner Road. This rack of Sinclair cavity tuners was used to combine many VHF and UHF commercial band radios into a single set of antennas on the outside of the CN Tower. The antennas can be seen above the main pod, attached to the cement structure a hundred or so feet above the pod, facing towards the city. The VE3TWR ham radio site utilizes this antenna system as well. The access door behind the rack, is how you access the crawl space between this level (Level 5) and the curved metal roofing material which the edge walk circles around. VE3TWR Ham Radio Repeater In fact, the VE3TWR repeater is directly beside this rack, hidden between it and the access door. CKFM's old Continental and Collin's tube transmitters. CKFM's old tube transmitters. One a Continental Electronics and the other a Collins. I believe they were both about 26kw units, but we only ran them at about 20kw. CKFM's new Nautel solid-state transmitter. They were likely replaced by this. A Nautel solid state modular FM Transmitter. The old CKFM equipment rack. You can see this behind the new transmitter in the photo up above. The modular design of the new Nautel allowed hot swapping of the various power modules. They all fed into a center combiner. Kind of a crazy looking device, but very slick i...