[Great68]

Originally Posted by Snoop Monkey Monk

The Harmony 900 can do RF but it doesn't directly control the Bell receiver with RF. The remote sends RF signal to an extender which converts the signal to IR. So I don't think the 900 can even control the RF side of the Bell dual tuner receiver.

I just found this on the Logitech website
Blog.Logitech | Harmony Tips and Tricks: Does the Harmony Remote Control RF Devices?

Bell receivers can take both an IR and RF signal. My uncle can control his bell PVR with his harmony 750 via IR.

So the RF extender of the harmony 900 would work.