Receiver display linearity 6-8, Setup: 6-8 – Anritsu ME7840A User Manual
Page 104
6-7
RECEIVER DISPLAY
LINEARITY
This test verifies the magnitude display linearity of the receiver.
Setup:
Step 1.
Setup the equipment as shown above.
Step 2.
Allow the system to warm up for at least one hour.
Step 3.
Press
Default
key then
0
key.
Step 4.
Press
Seq
key and select:
TTL I/O.
PARALLEL OUT SETUP
SET PARALLEL OUT PORT (0-255)
Step 5.
Change the value from 0 to 8.
Step 6.
Select:
RETURN
RETURN
Step 7.
Press
Freq
key.
Step 8.
Change
START FREQUENCY
to
800 MHz
and
STOP
FREQUENCY
to
1 GHz
.
RECEIVER DISPLAY LINEARITY
PERFORMANCE VERIFICATION
6-8
ME 7840A OMM
MS4782A
Test Set
ML243XA
Power Meter
MS462X3C
DRA Scorpion
Test
Port 1
Port 1
Port 1
Port 2
Port 2
Port 3
Port 3
Test
Port 2
50 Ohm Terminations
11N50B
POWER DIVIDER
POWER SENSOR
GPIB
34NN50A
Cal / Zero
ML2408A
Power Meter
Power Meter
ON / OFF
Sensor
Channel
Trigger
System
CALIBRATOR
0
1
4
7
2
5
8
+ / -
3
6
9
CLR
A
B
Figure 6-2. Receiver Magnitude Display Linearity Test Setup
NOTE
Zero and calibrate Power
Sensor prior to connecting
to the power divider.