Utility Menu - Aeroflex NAV 2000R Operation Manual

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PULSE #1 TIME
Allows programming the width of pulse number one. The valid range is from 0 to 2 seconds in 1 ms
steps. The default for this field is 1 second.
GAP TIME
Allows programming the gap between pulse number one and pulse number two. The valid range is from
0 ms to 999 ms in 1 ms steps. The default for this field is 500 ms.
PULSE #2 TIME
Allows programming the width of pulse number two. The valid range is from 0 to 2 seconds in 1 ms
steps. The default for this field is 1 second.

3.5.14 UTILITY MENU

The utility menu allows access to 7 utilities which are listed below. Note that option 2, SELECT EXT.
MODULATION MODE, and option 4, SELECT CALIBRATION MODE, provide access to two additional
operational modes. The EMM mode is described in Section 3.5.15 and the CAL mode in Section 3.5.16.
The utility menu options are discussed in this section.
0 | EXIT UTILITY MENU
1 | DISPLAY/MODIFY GPIB ADDRESS
2 | SELECT EXT. MODULATION MODE
3 | SET EXT. MOD. RELAY (On/Off)
4 | SELECT CALIBRATION MODE
5 | DISPLAY SYSTEM STATUS
6 | EXECUTE DISPLAY TEST
7 | SET ALL REGISTERS TO DEFAULT
EXIT UTILITY MENU
Selecting this Utility menu option returns the NAV 2000R to the mode which was the current mode upon
entry into the Utility menu.
DISPLAY/MODIFY GPIB ADDRESS
This option permits the user to display and modify the current NAV 2000R GPIB address. The address
field specifies the desired GPIB address of the NAV 2000R for talk and listen. This is the address the
NAV 2000R responds to during a host computer call for talk or listen bus transactions. This field is a
numeric data type and has a valid range from 0 to 31. The default address value is 20.
SELECT EXT. MODULATION MODE
This option enables external modulation. The external modulation is applied to the RF module external
modulation input. When external modulation is selected, all internal modulation is removed. External
Modulation Mode is discussed in detail in Section 3.5.15.
NAV 2000R SIGNAL GENERATOR - REV. 0 – JULY 26, 2007 - PG 3-22
Aeroflex Operation Manual