Vsat telephone Using the graphic to the HC-05 module and tracing the lines back again, it is clear these are generally the Rx and Tx data input lines which each go to the three.5mm plug, so this bridge should be taken off to make sure that We have now TxD https://spaceintegrators.com/skyware-global-type-122-12m-ku-band-txrx-class-i-antenna-system