Spectrum Analyser Operating Mode; Spectrum Operating Mode - Promax 8 SE Mode D'emploi

USER'S MANUAL. PROMAX-8

4.2.4 SPECTRUM ANALYSER operating mode.

Pressing the
mode. This function has 4 different operating modes (SPECT, MAX, MIN and TRANS),
which are selectable through the spectrum mode configuration menu (see section
4.2.4.5).
4.2.4.1

SPECTRUM operating mode.

In the SPECTRUM mode, the
the band; the span and the reference level are variable. The spectral analysis can be
done in the forward band or in the return path as it is selected in the spectrum
configuration menu (section 4.2.4.5); this menu also allows to select the detector used
for the representation of the spectrum between peak and average.
The marker frequency is displayed in the
higher left hand corner of the screen (650.00 MHz)
and, to its right, the frequency signal level (34
dBµV). To alter the marker frequency turn the rotary
selector [9].
By pressing the rotary selector [9]
you can alter the span between 1 MHz
and 100 MHz.
Frequency
according to the span selected, as shown in the
following table.
DETECTOR
PEAK 100 MHz (full span in the return path)
AVERAGE
07/2011
SE
key the unit switches to the SPECTRUM ANALYSER
PROMAX-8
tuning resolution
SPAN
50 MHz
30 MHz
15 MHz
5 MHz
1 MHz
30 MHz
15 MHz
5 MHz
1 MHz
SE provides a spectral analysis of
Figure 31.- SPECT mode.
varies
Figure 32.- SPECT mode, span reduction.
FREQUENCY
RESOLUTION
900 to 920 kHz
450 to 460 kHz
270 to 280 kHz
130 to 140 kHz
40 to 50 kHz
270 to 280 kHz
130 to 140 kHz
40 to 50 kHz
10 kHz
10 kHz
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