div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Sensor Systems Inc Aircraft AntennaADF DESCRIPTION S72 -1712 ADF ReceiverAntenna S72-1712-9 190-1750 KHz 1 2:1 78 ohms balanced 1 M ohms to ground min V 150 MA max Omni Directional src=https:reader035vdocumentsnetreader035viewer2022071501612041069ae33c64426d94b8html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv