Ions are gated out of the linear trap 30 into {TAIL ~ an electrostatic ion trap} 130 and are detected by {HEAD ~ a secondary electron} multiplier 10 
Ions are gated out of the linear trap 30 into { TAIL ~ an electrostatic ion trap } 130 and are detected by { HEAD ~ a secondary electron } multiplier 10
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH