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Table 1-2 Description of function keys on front panel
Function
key
Function description
FREQ
Set informations like center frequency, start frequency and
end frequency etc.
SPAN
Set the frequency range of sweep.
AMPT
Set parameters like reference level, RF attenuator, scale, Y-
axis units etc. Set level offset, the largest mixer and input
impedance. Used to perform automatic calibration, automatic
range and turn on the preamplifier.
BW
Set resolution bandwidth (RBW) and vedio bandwidth (VBW)
and V/R ratio.
Sweep
Set parameters like sweep time, mode etc.
Trigger
Set informations about trigger
Single
Set “single” trigger of the instrument
Display
Set informations about screen display
Auto Tune
Auto tune of full frequency range
Marker
Read amplide, frequency or sweep time etc. of each point on
trace through the marker
Marker
—>
Set other system paraters of the instrument with current
marker value
Freq Count
Set parameters like frequency count, resolution etc.
Peak Search
Unfold setting menu of peak search, and execute peak search
function simultaneously
