Operating Manual 1302.6163.12 - 03 4.81
R&S ESU Instrument Functions
IF Spectrum Analysis Mode
MIN LEVEL is it possible to select a user defined display range. As soon as a
parameter is changed which affects the bar graph limits again, the display range is
reset to the automatic settings.
RF ATTEN
MANUAL
The RF ATTEN MANUAL softkey activates the attenuation entry field.
For further information refer to the descriptions in section “Receiver Mode” – “RF
ATTEN MANUAL” on page 4.16.
PREAMP
ON | OFF
The PREAMP ON/OFF softkey switches the preamplifier (1 kHz to 3.6 GHz) on and
off.
For further information refer to the descriptions in section “Receiver Mode” –
“PREAMP ON OFF” on page 4.17.
10 DB MIN
ON | OFF
The 10 DB MIN softkey determines whether the 10 dB setting of the attenuator may
be used in the manual or automatic setting of the attenuator.
For further information refer to the descriptions in section “Receiver Mode” – “10 DB
MIN ON | OFF” on page 4.18.
AUTO RANGE
ON | OFF
The AUTO RANGE ON/OFF softkey switches the autorange function on and off.
For further information refer to the descriptions in section “Receiver Mode” – “AUTO
RANGE ON | OFF” on page 4.18.
AUTOPREAMP
ON | OFF
The AUTOPREAMP ON/OFF softkey switches the auto preamp function and or off.
For further information refer to the descriptions in section “Receiver Mode” – “AUTO-
PREAMP ON | OFF” on page 4.18.
RF INPUT 1 | 2
The INPUT 1/2 softkey selects RF input 1 (default setting) or 2.
For further information refer to the descriptions in section “Receiver Mode” – “RF
INPUT 1 | 2” on page 4.20.
RF INPUT
AC | DC
The RF INPUT AC/DC softkey switches between AC and DC coupling of the instru-
ment input.
For further information refer to the descriptions in section “Receiver Mode” – “RF
INPUT AC | DC” on page 4.19.
GRID LEVEL
The GRID LEVEL softkey opens the following submenu:
GRID RANGE
LOG MANUAL
The GRID RANGE LOG MANUAL softkey activates the entry of the level display
range for the scan diagram.
For further information refer to the descriptions in section “Receiver Mode” – “GRID
RANGE LOG MANUAL” on page 4.20.
GRID MIN
LEVEL
The GRID MIN LEVEL softkey activates the entry of the minimum level of the dis-
play range.
For further information refer to the descriptions in section “Receiver Mode” – “GRID
MIN LEVEL” on page 4.20.
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