*rx_0.00,=== RXGain   <4.00>
*rx_1.00,.          Set to 1.00
*rx_2.00,.          Set to 2.00
*rx_3.00,.          Set to 3.00
*rx_4.00,.          Set to 4.00
*rx_5.00,.          Set to 5.00
*mainmenu,---- MAIN MENU ----
