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Spectrum Analyzer Mode Key Descriptions
Spectrum Analyzer Mode Functions
ATTEN
AUTO
MAN
input attenuation in 10
dB
increments. The analyzer
input attenuator, which is normally coupled (linked) to
the reference level control, reduces the power level of the
analyzer input signal at the input mixer. The attenuator is
recoupled when AUTO is underlined.
Front-Panel Key Access
@iFiWEFj
or [AUTO COUPLE]
CAUTION
To prevent damage to the input mixer, the power level at the input mixer
must not exceed +72
dBmV.
To prevent signal compression, power at the
input to the input mixer must be kept below 39
dBmV.
NOTE
To protect the mixer from possible damage, 0
dB
RF attenuation (no input power reduction to the
mixer)
can be selected only from the number/units keypad.
AUTO
ALL
he following functions: resolution bandwidth, video
bandwidth, attenuation, sweep time, center-frequency
step, video bandwidth, and video-bandwidth to
resolution-bandwidth ratio.
Front-Panel Key Access [AUTO COUPLE)
6-17
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