Regina Police had this to say about church bells ,
QUOTE
It is against the Noise Abatement Bylaw #6980 to create any noise that is a disturbance to others between 10 p.m. and 7 a.m. with the exception of:
1. pre-authorized events or;
2. noise caused by:
* emergency vehicles * train whistles * snow removal equipment * church bells
END QUOTE
The pic posted above looked more like an electronic loud speaker system than a bell.
Apparently, there are Call to Prayer Apps for one's phone .