Systems can be hard-wired or radioed directly to computer. Will be coming out with a C-Probe system of up to 5 depths per access tube. 60 or more sensing points can be tied together. Sensors are placed at appropriate depths inside PVC access tube. Excellent software package.
Prices are cheaper if one is located in a network area.
Uses a 10-ft sensor length. Good web page explains their technology. Currently, two states have manual SMS devices on their federal cost share EQIP list. It would be wise if all irrigation states put continuous SMS devices on their EQIP lists. Apart from the type of irrigation system used, there are few items that will lead to more water savings, ground water protection, and increased yields than using this new, exciting technology.