6
VNA Master MS202xA MM
4.4
Power Monitor (Option 5) Verification
If the Power Monitor (Option 5) is installed in the VNA Master, the following test can be used to verify the accuracy of
the power measurements.
Equipment Required:
•
Anritsu MG3691A Synthesized Signal Source with options 2A, 4 (or 5), and 15A
•
Power Meter, Anritsu Model ML2437A
•
Power Sensor, Anritsu Model MA2442D
•
RF Detector, Anritsu 560-7N50B
•
Power Splitter, Weinschel Model 1870A
•
RF Coaxial Cable, Anritsu Model 15NN50-1.5C
•
Adapter, Anritsu Model 34RKNF50
•
VNA Master External Power Supply, Anritsu Part Number 40-168
Procedure
1.
Connect the external power supply (Anritsu part number 40-168) to the VNA Master.
2.
Press the
On/Off
key to turn on the VNA Master.
3.
Press the
Shift
key, the
Preset
key (1), and then the
Preset
soft key to reset the instrument to the default start-
ing conditions.
4.
Set the MG3691A output to 1.0 GHz.
5.
Connect the power sensor to the power meter and calibrate the sensor.
6.
Connect MG3691A, power meter, RF detector, and sensor as shown in Figure 3.
NOTE: Before continuing, allow a 30-minute warm up for the internal circuitry to stabilize.
Figure 3.
Power Monitor Verification Test Setup
A
ML2437A
MS2024A
POWER METER
MG3691A SOURCE
15NN50-1.5C
34RKNF50
ADAPTER
1870A
DETECTOR
SENSOR