8508A
Users Manual
Caution
Enter: The new value is stored and the numeric keyboard is de-
activated. The set value remains on the dot-matrix display for
comparison with the reading on the main display after the SAMPLE key
has been pressed.
Quit:Reverts to the CALIBRATION menu.
SPOT CAL Menu
This menu is obtained by pressing the Set key in the CALIBRATION menu when the
8508A is in ACV Spot Frequency mode. It provides a means of adjusting the 8508A at
any of six user-specific spot frequencies, at non-nominal adjustment values for each ACV
range. The 8508A will already be set to an ACV range on entry to the menu.
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SPOT CAL Menu
This menu allows a user to select a spot frequency (Spx) for the selected range. It defines
six menu keys:
: Displays the SPOT 1 RMS menu, where users define the RMS value for
the Spot Frequency 1 adjustment point on the currently selected range.
: Same as Sp1 but permitting their own RMS values to be defined.
SPOT (1 to 6) RMS Menus
On entry to one of the six SPOT (x = 1 to 6) RMS menus, the nominal cardinal point
value is displayed and the numeric keyboard is activated. A numeric value can be entered
that represents the RMS value of the calibration standard signal.
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SPOT n RMS Menus
Stores the displayed RMS value and de-activates the numeric keyboard.
The dot-matrix display moves to the
SPOT FREQUENCY (1 to 6) menu,
showing the adjustment signal frequency.
Reverts to the
SPOT CAL menu, not storing any new Spot value.
Note
The
SAMPLE key is still enabled in the next menu.
6-6
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