All frequencies are entered in MHz to a maximum resolution
of 100Hz. The frequency entry screen replaces the standard key set
and leaves the trace area intact so that changes can be made
repetitively without leaving the screen.
be made using a numeric keypad or a tab/jog system.
Centre or start/stop frequencies can also be stepped by any required
value. The step size can also be set to Auto which then steps in
graticule divisions (span/10).
frequency presets are provided which offer quick and simple access to
commonly used frequency spans (this is in
addition to state storage and set-up storage using files).
Convenience functions for quickly setting
appropriate frequency spans are Set Centre to Peak, Set Centre to M1,
Set Start to M1 and Stop to M2, Zoom In/Out, Set Span to Marker
Similar single key convenience functions
are available for setting step size.