Left as an ETR2. Worked on the IFF, SPS-29, SPS-10 and Radar repeaters.
Tron chaser, eh? Did you stay in that field after you got out?
ETR3 here, we had SPS40, SPS-5, but I worked on WLR-1, WLR-3 and ULQ-6 and stood watches as an EW.