OpenSprinkler › Forums › Hardware Questions › Connectivity Options › Reply To: Connectivity Options January 17, 2016 at 5:50 am #41317 951calguyParticipant The solution Samer suggest does not work for me since the 3g modem doesn’t have an external antenna, all our timers are installed inside a stainless steel enclosure, once we close the door the modems have no service.
