To understand and improve success in the collection of SCADA and EFM data you must first understand what’s in the field their frequencies and communication methods.
Frequency ranges typically utilized in the field are 900 MHz and 2.4 GHz. These frequency ranges were released as “junk band” or public use by the FCC in the 1980’s and 1990’s. These frequencies were adopted by everything from cell phone manufacturers, wireless home phones, two way handheld radios and many more.