Terrasat 150W-200W IBUC-G_Ku-Band Using the graphic for that HC-05 module and tracing the lines back again, it is clear these are the Rx and Tx data enter lines which each Visit the three.5mm plug, so this bridge ought to be removed in order that We have now TxD and RxD https://spaceintegrators.com/skyware-global-type-122-12m-ku-band-txrx-class-i-antenna-system