User`s guide

Making Measurements 4
N9340B User’s Guide 75
3 Press {Carries Freq} > [100] > {MHz} to set the
carrier frequency.
4 Set the attenuation state to Auto (default):
Press {More 1 of 3} > {More 2 of 3} > {Attenuation Auto}
> {More 3 of 3}
5 Press {Y Scale} > {Auto Scale} > {Return} to set the Y
scale.
6 Set the FM deviation limit and turn on the limit
function:
Press {More 1 of 3} > {Limits} > {FreqDev UP} > [11] >
{%} > {FreqDev Low} > [9.9] > {%} > {Limits on} >
{Return}
The red value in the result indicates the demod-
ulated fM deviation exceeds the limits set as
above.
Figure 4-26 FM demodulation analysis