Chapter 3 — Performance Verification
3-10 Pulse Modulation Tests
MG3702xA MM
PN: 10370-10372 Rev. B
3-39
2.
Using the 2.4 mm (f) to K (f) adapters, connect a 6 dB fixed attenuator to the oscilloscope's
Channel
1
and
Trigger
inputs.
3.
Connect a RF coaxial cable to the 6 dB attenuator at the oscilloscope's
Channel
1 input.
4.
Use a BNC to SMA adapter to connect a 50
BNC cable from the Function Generator's SYNC to
the 6 dB attenuator at the oscilloscope's Trigger input.
5.
Connect a 50
BNC cable from the Function Generator's signal output to the MG3702xA's rear
panel PULSE TRIG IN connector.
6.
Set up the oscilloscope as follows:
a.
Press the
Default Setup
key.
b.
From the title bar, select:
c.
Measure | Math | Function 1
d.
Set the operator to MAX and turn on the Function 1 display.
e.
Select
Close
to close the open window.
f.
Select the
Trigger Level
button on the bottom of the display.
g.
Set the trigger level to 500 mV.
h.
Set the bandwidth to DC to 2.5 GHz.
i.
Select rising edge
triggering.
j.
Select the left module as the source.
k.
Select
Close
to close the open window.
l.
Turn off channel 1 on the oscilloscope by pressing the
1
key above the module (LED off).
7.
Set up the Function Generator as follows:
a.
Turn the Function Generator off, then back on to reset the instrument.
b.
Press the
key to select the square wave function.
c.
Press the
Freq
key, then the green
Enter Number
key and enter 250 kHz.
d.
Press the blue
Shift
key, then the
%Duty Cycle
key and use the rotary knob to adjust the
duty cycle to 25%.
e.
Press the
Ampl
key, then the green
Enter Number
key and enter 2.2 Vp-p.
f.
Press the
Offset
key, then the green
Enter Number
key and enter 1.1 VDC.
Test Procedure
1.
Set up the MG3702xA as follows:
a.
Preset the instrument by pressing
Preset
. After preset, the CW menu is displayed.
b.
Turn
RF output
OFF.
c.
Press
Edit Frequency
to open the current frequency parameter for editing.
d.
Set F0 to the first applicable/next frequency in the test record.
e.
Press
Edit Level
to open the current power level parameter for editing.
f.
Set L0 to the maximum specified leveled output power level for the instrument being tested
(refer to
Summary of Contents for MG3702xA Series
Page 4: ......
Page 5: ......
Page 8: ...TG 8 PN 10370 10372 Rev B MG3702xA MM ...
Page 24: ...1 12 Test Equipment List Chapter 1 General Information 1 10 PN 10370 10372 Rev B MG3702xA MM ...
Page 42: ...2 5 RF Deck Assemblies Chapter 2 Functional Description 2 18 PN 10370 10372 Rev B MG3702xA MM ...
Page 120: ...5 5 Troubleshooting Tables Chapter 5 Troubleshooting 5 24 PN 10370 10372 Rev B MG3702xA MM ...
Page 182: ...Index 4 PN 10370 10372 Rev B MG3702xA MM ...
Page 183: ......