R291 on the recruiting site
The official blurb on the Reserve Communicator Research Operator (R291) trade is now up on the Canadian Forces Recruiting website. "Training takes approx 128 days spread over two summers."
Communication Reserve Communicator Research Operators work approximately one to two evenings a week and up to two weekends a month at their local unit. Once trained there are full time opportunities for employment with the Canadian Forces, either in Canada or deployed overseas, such as with a United Nations operation.