Agilent Technologies 8590 Series Service Manual page 562

Softkey Descriptions
Softkey Descriptions
Amp Cor Amplitude Correction
D
ESCRIPTION
ANALYZER GAINS Analyzer Gains
D
ESCRIPTION
Display Label
RF Atten
3rd Conv DAC
21.4 Gain
Cal Atten
Lin Gain
Nbw S Gain*
* Only displayed for Option 130 narrow bandwidths
AUXB Auxiliary B
D
ESCRIPTION
562
Accesses the menus for controlling the current
amplitude-correction factors. Refer to the 8590 E-Series
and L-Series Spectrum Analyzers User's Guide, for
more information about amplitude correction.
Displays the gains of the various sections of the
analyzer block diagram for the current settings.
Description
RF Attenuator
Variable Gain
Step Gain
Calibration
Attenuator
Linear Gain
Nbw Step Gain
Note that this function is available for 8591C cable TV
analyzers and 8591E spectrum analyzers only.
Displays the voltage level at an unused input to the
Test Point MUX circuitry located on the A7 analog
interface assembly. The AUX B input to the A16
processor/video assembly floats to a high positive
voltage. When
the top graticule line, is displayed.
Location
RF Assembly
Third Converter
Amplitude Control
Amplitude Control
Log Amplifier
Narrow Bandwidths
is selected, a horizontal line above
AUX B
Value
0 to −70 dB in 10 dB
steps
0 to 255 (8 bit DAC)
0 to 50 dB in 10 dB
steps
0 to −31 dB in 1 dB
steps
0 to 40 dB in 10 dB
steps
0 to 40 dB in 10 dB
steps
Chapter 13