R3267 Series Spectrum Analyzer Operation Manual (Vol.1)
3.3.7 COUPLE Key (Couple Function)
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NOTE:
The tracking generator cannot be used in combination with digi-
tal filters.
• The sweep time is always set to AUTO.
• The VBW cannot be set with an indication of "* * * * *". At
this time, an output of "-9.99999908" is obtained in
response to the "VB?" GPIB query command.
• The zero span cannot be set if the RBW is 1 Hz or 3Hz. An ana-
log filter is automatically selected if the RBW is 10 Hz, 30 Hz
or 100 Hz.
• The maximum span frequency is 1000 times higher than the
RBW. However, this value is limited to 700 Hz if an RBW of 1
Hz is used. If the RBW is 10 Hz, 30 Hz or 100 Hz, and if the
specified span frequency exceeds the limit shown above, an
analog filter is automatically selected.
• The counter, sound, window sweep and gated sweep functions
are not available.
• The video trigger in the trigger function cannot be used.
• Sample mode is automatically set for the trace detector. Other
modes cannot be used.
• The tracking generator cannot be used with digital filters.
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Return the Couple(1) menu.
