SPA-900 Series User Manual 64
Table 2-34 Main channel bandwidth
Parameter
Explanation
Default
2 MHz
Range
100 Hz ~ Sweep Span
Unit
GHz, MHz, kHz, Hz
Knob Step
Integration BW /100, the minimum is 1 Hz
Direction Key Step
In 1-1.5-2-3-5-7.5 Sequence
3. Adjacent channel bandwidth
Set the frequency width of the adjacent channels.
The adjacent channel bandwidth is related to the main channel bandwidth and the range
available is from main channel bandwidth/20 to main channel bandwidth×20.
You can use the numeric keys, knob or direction keys to modify this parameter.
Table 2-35 adjacent channel bandwidth
Parameter
Explanation
Default
2 MHz
Range
100 Hz ~ Sweep Span
Unit
GHz, MHz, kHz, Hz
Knob Step
Integration BW /100, the minimum is 1 Hz
Direction Key Step
In 1-1.5-2-3-5-7.5 Sequence
4. Adjacent Channel space
Set the difference between the center frequency of the main channel and the center frequency of
the adjacent channels.
Adjusting this parameter will also adjust the distance between the upper/lower channel and
the main channel.
You can use the numeric keys, knob or direction keys to modify this parameter.
Table 2-36 Adjacent channel space
Parameter
Explanation
Default
2 MHz
Range
33 Hz ~ full span
Unit
GHz, MHz, kHz, Hz
Knob Step
Integration BW /100, the minimum is 1 Hz
Direction Key Step
In 1-1.5-2-3-5-7.5 Sequence
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