Anritsu MG3641A Benutzerhandbuch
SECTION 4 OPERATING INSTRUCTIONS
4-27
For the external modulation input, you can select either DC coupling or AC coupling by following the procedure
detailed below:
(1) Press the "Src" [F4] key in the Modulation menu to open
the "Audio Source" menu.
(2) Select coupling display for Ext1 or Ext2 by operating
the "
↓" [F2], "↑" [F3], and "→" [F4] keys (the characters
are highlighted).
(3) Press the "Sel" [F1] key to change the setting.
Applying a signal at a voltage higher than
±10 V to the "Ext1" or "Ext2" connector could result in breakdown
of the unit. Be careful to prevent a signal level outside the limits from entering the unit.
CAUTION
Modulation
[AM]
[FM1]
[FM2]
[PM]
[FM1]
[FM2]
[PM]
Off Int1
Off Int1
Off Int1
600
Off Int1
Off Int1
600
Ω
Sel
Rtn
%
Hz
Hz
Hz
Hz
0.0
0
0
0
Src
Off
1
Audio Source
[Int1]
[Int2]
[Int3]
[Ext1]
[Ext2]
[Int2]
[Int3]
[Ext1]
[Ext2]
1 kHz
1000.00 Hz
1000.00 Hz
1000.00 Hz
1000.00 Hz
AC-Couple
AC-Couple
Sel
Rtn
Sin
Sin
Sin
Sin
Sin
3
3
2