Tektronix NetTek YBT250, User Manual

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Displaying a Signal Spectrum
3- 16
YBT250 Field Transmitter & Interference Tester User Manual
There are four readouts associated with markers, located at the
bottom of the display. See Figure 3--11. The marker readouts are:
H
Measurement Frequency level and frequency
H
Marker 1 (M1) frequency and level
H
Marker 2 (M2) frequency and level
H
Difference in frequency and level between M1 and M2 (M1--M2)
(when mask testing
is not enabled) OR
H
Difference in level between M1 and a Mask and M2 and a Mask
(when mask testing
is enabled)
Measurement
Frequency
readout
Marker 1 readout
Marker 2 readout
M1--M2 readout
Figure 3- 11: The four readouts of the Markers display
The units for the frequency and level readouts are located at the right
side of each segment of the marker display (for example, MHz
and dBm). The elements of each marker display are shown in
Figure 3--12.