352 Keysight EXG and MXG X-Series Signal Generators User’s Guide
Using Avionics VOR/ILS Softkeys for N5171B/72B and N5181B/82B with Option 302
Using VOR [VHF Omnidirectional Range] Softkeys
Example of Setting All VOR Parameters
1. Press Preset to place the signal generator in a known preset state.
2. Set the VOR carrier frequency.
a. Press Aux Fctn > Avionics > VOR
b. Press Carrier Freq Index
(Default <value> is 1 and corresponds to 108.00 MHz
carrier frequency.)
c. (Optional) Select a <value> from 1 to 160 and press Enter
to change to a different carrier frequency.
3. Set the VOR bearing angle between the VAR signal and the REF signal.
a. Press Bearing
b. Press Angle
(Default <value> is 0.00 deg.)
c. (Optional) Select a <value> from 0 to 360 deg and press Enter.
4. Set the VOR bearing direction as From or To.
a. Press Direction
(Default selection is From.)
b. (Optional) Select either From | To
5. Set the frequency of the reference signal (REF Freq)
and variable phase signal (VAR Freq).
a. Press Return
b. Press REF/VAR
c. Press REF/VAR Freq
(Default <value> is 30 Hz.)
d. (Optional) Select a <value> from 10 to 60 Hz.
6. Set the amount of FM deviation that the 30 Hz reference signal (REF Freq)
applies on the sub-carrier.
a. Press REF Deviation
(Default <value> is 480 Hz.)
b. (Optional) Select a <value> from 0 Hz to 1 kHz.
7. Set the AM depth of the variable phase signal (VAR Freq).
a. Press
VAR Depth
(Default <value> is 30%.)
b. (Optional) Select a <value> from 0 to 49.9% and press Enter.
8. Set the frequency of the sub-carrier signal.