Using The Markers; Creating Marker Bands - HP 3563A Operating Manual

Display Configuration

Using The Markers

Us ing The Markers
The HP 3563A offers both horizontal CX -axis) and vertical CY -axis) markers, as well as several
special marker functions. The markers can be used to magnify a narrow portion of a trace, identify a
band or region, curve fit inside a band, adjust the horizontal and vertical scales, measure relative to
fixed reference, or highlight items such as harmonics and sidebands. In addition, the
VALUE
key in the Entry group works in conjunction with the markers to simplify numeric entries by
entering values that are identified on the display.
The knob in the Marker group is assigned to move the marker that is currently active. The active
marker is identified by the indicators above the X and Y keys.
The X marker is tied to the displayed trace data, while the
Because of this, minor rounding discrepancies may occur when the markers are positioned at the
same point.

Creating Marker Bands

Bands are created in one of two ways:
1. After pressing X, Y,
by a comma. For example, pressing
20 kHz.
2. Activate either marker then use the
single dot CX) or line Cv).
To erase marker bands and return the single dot or line, refe r to the descriptions of
HOLD Y OFF
and in the following sections.
8-18
X VALUE Y VALUE,
or enter the minimum and maximum values separated
X VALUE
HOLD X
Y
marker is tied to screen locations.
X
10,20 kHz sets up an
HOLD Y
or softkeys to expand the band from the
MARKER
marker band from 10 to
HOLD X OFF