Press to turn On and Off the auto demodulation function. The current state (On or Off) is underlined on the submenu key.
Press to select the type of desired demodulation: wideband (W‑Bnd) or narrow band (N‑Bnd). The selection toggles between the choices, and the current setting is underlined on the submenu key.
Press to set the demodulation time. If you use the numeric keypad to enter a value, then the submenu keys change to Time in units of min, s, ms, or µs. Demodulation time denotes the audio playback time. Audio playback and the graph display occur one after the other. For example, if the demodulation time is chosen as 3 seconds, then one complete sweep of graph display occurs followed by 3 seconds of audio playback, followed by one sweep of graph display, followed by 3 seconds of audio playback, and so on.
