I'd guess that channel 4 from Buffalo was on 4. That would coincide with other systems. Channel 13 may have been channel 13 CKCO from Kitchener. In the early days of cable, VHF channels often matched ...
How are Bell Fibe TV and Cogeco delivered? Is it coax cable, telephone lines, fibre or some other way? Fibre is not subject to RF interference but cable and telephone lines are. RF interference can ...