Hello Group, I am trying to build an allstar/free star dual mode repeater. I need to know how to modality a star Tech.com ICUSBAUDIOB. Can anyone help me with step by step instructions and part list. Thank you. Also what signals do I need from the radio. I can Tap RX COR, RX CTCSS, TX PTT, TX AUDIO, RX AUDIO AND GND do I need all of these signals or just some. Thank you in advance I have autism and need some help. Thank you for being patient. PS. This is going to be a full duplex repeater. -- 73, Thomas Gernon VE3ETG