LOCAL OPERATION MODULATION: ΦM
ANALOG
MOD
B5244
SIG
GEN
B5245
...
B5280
3-100
Φ
M1 State OUTP:MOD:PM page 4-23
Use the numeric keypad to turn ΦM1 modulation source on or off:
0 Off
1 On
ΦM1 sub-menu — <Int Source> or <Ext Source>
Either of these soft tabs may appear, depending on whether you have defined the source for ΦM1
as internal or external on the modulation mode menu (page 3-91).
<Int Source>
From this menu you can:
• Specify the source’s frequency and waveshape.
Follow the instructions for Int Freq and Int Shape on page 3-102.
<Ext Source>
From this menu you can:
• Define the input impedance and sensitivity of the inputs.
Note:
Φ
M coupling is always AC.
Follow the instructions for Impedance and Sensitivity on page 3-105.