HP 8924C Reference Manual page 314

Chapter 4, Description of Fields
Fields That Begin with the Letter N
Notch Freq
Notch Gain
Notch Coupl
314
This field sets the center frequency for the variable frequency notch filter. It is
typically used for distortion and SINAD measurements at frequencies below or
above the standard 1 kHz notch filter.
This field is not displayed if your Test Set does not have this feature.
Operating Considerations
When the
Notch Coupl
filter and the
AFGen1 Freq
displayed if you attempt to set the
kHz range of this filter. When the
and operate independently.
AFGen1 Freq
Screens Where Field is Present
AF ANALYZER
This field displays and selects the gain of the AF Analyzer's notch filter amplifier.
This amplifier is only used for making SINAD and distortion measurements.
(Refer to the
"Gain Cntl" field on page 269
Screens Where Field is Present
AF ANALYZER
This field selects if the
Notch Freq
coupled to the
AF Gen1 Freq
Generator 1 do not interact. When set to
other unless the AF Generator's frequency is set outside the 300 Hz to 10 kHz
limits of the notch filter
Screens Where Field is Present
CONFIGURE
field on the CONFIGURE screen is set to
field match their settings. A warning message is then
AFGen1 Freq
Notch Coupl
.)
setting of the AF ANALYZER screen is
setting. When set to
(coupled), the settings track each
AFGen1
AFGen1
value outside the 300 Hz to 10
field is set to , this filter
None
, the notch filter and AF
None
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