1. 
   LLRF
   Low Level Radio Frequency. This refers to the electronics that provide the proper phase and frequency for the RF voltage. The LLRF controls the High Level RF Power Amplifiers which in turn control the electric fields in the RF acceleration cavities.
   Found op http://www-bdnew.fnal.gov/operations/accgloss/gloss.html
   
   
2. 
   LLRF
   Low Level Radio Frequency. This refers to the electronics that provide the proper phase and frequency for the RF voltage. The LLRF controls the High Level RF Power Amplifiers which in turn control the electric fields in the RF acceleration cavities.
   Found op http://www-bdnew.fnal.gov/operations/accgloss/gloss.html#A
   
   

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