 | Start Freq Press the Start Freq submenu key and enter the desired start frequency using the keypad, the arrow keys, or the rotary knob. Stop Freq Press the Stop Freq submenu key and enter the desired stop frequency using the keypad, the arrow keys, or the rotary knob. DTF Aid Opens the DTF Aid dialog box (Figure: DTF Aid) for entering parameters. Units Toggles between meters and feet. More Opens the DTF Setup Menu. |