Sensor systems on-board was standard equipment in the U.S. Navy at that time, for example, the AN/SPS-6 air-search radar, the AN/SPS-5 surface-search radar, the QHB search sonar, the QDA attack sonar.
The U.S. Navy's sensor systems were standard equipment at that time, including the AN/SPS-6 air-search radar, the AN/SPS-5 surface-search radar, the QHB search sonar, and the QDA attack sonar.