GW Instek AFG-2225 User Manual - Manual (Page 244)

AFG-2225 Series User Manual
244
Example SOUR1:FREQ:CENT? MAX
+8.0000E+00
Returns the maximum center frequency allowed,
depending on the span.
SOURce[1|2]:FREQuency:SPAN
Source Specific
Command
Description Sets and queries the frequency span of the sweep.
900 Hz is the default frequency span. The span
frequency is equal to the stop-start frequencies.
Note To sweep up or down, set the span as positive or
negative.
The maximum span frequency has a relationship
to the center frequency and maximum frequency:
max freq span= 2(max freq – center freq)
Syntax SOURce[1|2]:FREQuency:SPAN
{|MINimum|MAXimum}
Parameter 1μHz~ 25MHz
1μHz~ 15MHz(Square)
1μHz~ 1MHz (Ramp)
Example SOUR1:FREQ:SPAN +2.0000E+03
Sets the frequency span to 2kHz.
Query Syntax SOURce[1|2]:FREQuency:SPAN? [MINimum|
MAXimum]
Return Parameter Returns the frequency
span in Hz.
Example SOUR1:FREQ:SPAN?
+2.0000E+03
Returns the frequency span for the current sweep.