I am trying to Program my Kenwood Tk 3180 with the UTAC Channels for RX i Put 453.2125 and for TX i put 458.2125 with a pl of 156.7 on the QT/DQT DEC and QT/DQT ENC do i leave the power High and for the Opt Signal what do i change that to Also would i do the same thing for this frequency 471.600 Mhz but the DPL is different. What exactly is the OPT Signal