Anritsu MG3641A User Manual
Page 27

SECTION 1 GENERAL
1-9
Specifications (continued)
Pulse
See specifications of options.
modulation
Modulation
Internal modulation (Int1)
Frequency: 400 Hz/1 kHz (Switched over)
Frequency accuracy: Equal to the accuracy of the reference oscillator.
signal source
Internal modulation
See specifications of options.
(Int2, Int3)
External modulation
Optimum input level: Approx. 2 Vp–p
(Ext1, Ext2)
Input impedance: 600
Ω, BNC connector on the front panel
Coupling: Switchable between AC/DC
AF Output
Output signal source
Any one out of the internal modulation signal sources (Int1, Int2,
Int3) and external modulation inputs (Ext1, Ext2) can be selected.
Output level
0 to 4 Vp–p
Output level resolution
1 mVp–p
Output level accuracy
In Source=Int1 1 kHz:
±(5% of set value + 2 mVp-p)
Impedance
600
Ω, BNC connector on the front panel
Simultaneous
Simultaneous modulation, AM depth and FM deviation can be set
modulation
independently for all combinations, except for a combination of AM
and pulse modulation.
Sweep function Sweep parameter
Frequency, Output level, and Memory
Sweep pattern
Frequency sweep (Start/Stop): Liner (Stepsize specified, number
of points specified)
Log (1 % specified)
Frequency sweep (Center/Span): Liner (Stepsize specified, number
of points specified)
Level sweep (Start/Stop): dB (Stepsize specified, number of points
specified)
Sweep in continuous mode (max. 20 dB width)
Level sweep (Center/Span): dB (Stepsize specified, number of points
specified)
Sweep in continuous mode (max. 20 dB width)
Memory sweep (Start/Stop)
Sweep mode
Auto, Single, Manual
Sweep time
Setting range 1 ms to 600 s/point, Resolution 10
µs/point
(Actual sweep time depends on the sweep parameter switching times,
frequency, and output level.)
Auxiliary outputs
X-Output
: BNC connector on the rear panel
Staircase sawtooth wave worm
Start point of sweep: 0 V
Stop point of sweep: +10 V
Z-Output
: BNC connector on the rear panel
TTL level
When sweeping: H-level
Blanking-Output : BNC connector on the rear panel
TTL level
When switched: L-level
Marker-Output
: BNC connector on the rear panel
TTL level
When marker matches: H-level