Agilent Technologies 8590 Series Service Manual page 592

Softkey Descriptions
Softkey Descriptions
FM GAIN FM Gain
D Note that this function is available for 8593E, 8594E,
ESCRIPTION
8594Q, 8595E, and 8596E spectrum analyzers
equipped with Option 102, AM/FM Speaker and TV
Sync Trigger, only.
This softkey duplicates the functions of the
key that is accessed using
the top-to-bottom screen deviation range of a
demodulated FM signal, referenced to center-screen.
The
CAL FREQ
FM screen deviation and modulation offset.
Use
FM GAIN
demodulation circuitry. The CAL OUT signal can be
used in place of a FM modulated signal source.
1. Connect the CAL OUT signal to the analyzer input
and make the following instrument settings.
2. Press the following keys.
When
deviation from center-screen.
3. Set the maximum deviation from center screen by
entering 500 kHz using the data keys, the A1A2
knob, or the
592
self-calibration routine calibrates the
to do a functional check of the
PRESET
.................................................300 M
FREQUENCY
Hz
(MAN).........................500 kHz
CF STEP AUTO MAN
................................................................. 0 Hz
SPAN
...................................................................5 MH
BW
z
...................................................−20 dB
AMPLITUDE
m
AUX CTRL
DEMOD
(ON)
DEMOD ON OFF
(FM)
DEMOD AM FM
FM GAIN
is first enabled, it has a 100 kHz
FM GAIN
and ⇓ keys.
⇑
FM GAIN
. adjusts
AUX CTRL FM GAIN
Chapter 13