1. 3He-20cm
From Hall A Wiki
05/04/2011 Prescales are all set to one and the DAQ runs at 2.8K rate with 43% DT on the monitor(<10% in reality)
4153 4154 4155 4156 4157 4158 4159 4160 4061 4162, modified prescaler to make T2,T4 ~ 50Hz, T6,T7 ~ 100Hz.