GBAS/SCAT-I Mode (Options R&S
EVSG-K4/-K5)
R&S
®
EVSG1000
140
User Manual 1178.6227.02 ─ 04
Frame
Selects the frame to be displayed in the power vs. time diagram and at the top of the
results table. By changing the frame number, for example using the rotary knob, you
can scroll through the frames in the table and through the most recent 40 frames in the
diagram.
Slot
Selects the slot to be displayed in the power vs. time diagram and at the top of the
results table. By changing the slot name, for example using the rotary knob, you can
scroll through the slots in the table and in the diagram.
7.4.2
Frequency Configuration
Access
: > [CH Freq] > "Freq"
Access VNC
: [Q] > [F2]
Frequency (Freq)
The channel frequency that determines the carrier frequency at which the measure-
ment is performed.
The VHF data broadcast is defined for carrier frequencies within the range of
108.025
MHz to 117.950
MHz with a channel spacing of 25
kHz.
Remote command:
7.4.3
Amplitude Configuration
Access
: [AMPT]
Access VNC
: [w]
The following settings define the amplification for the input signal.
RF Mode
Defines the RF attenuation mode to be used.
"Low Noise"
15 dB pre-amplification
Provides a high sensitivity. Suitable when scanning the area for dis-
tant signals.
"Norm"
0 dB
Provides a normal sensitivity.
"Low Dist"
15 dB attenuation
Provides a low sensitivity. Suitable when analyzing a nearby signal, to
avoid overload due to high-level signals.
Remote command:
GBAS/ SCAT-I Measurement Configuration
