Specifications

1. Press the Default key, then the 0 key to reset the instrument.
2. Press the Appl key.
3. Select:
CHANGE APPLICATION SETUP
MEASUREMENT TYPE/NOISE FIGURE
4. Load the Noise Source ENR file as follows:
5. Select:
NOISE FIGURE SETUP
ENR TABLE OPERATION
LOAD ENR TABLE
FROM HARD DISK/VENDOR ENR TABLE
6. If the Internal Noise Source Signal path has not been re-character
-
ized, refer to Section 5-8, Noise Source Signal Internal Through Path
Characterization for a procedure.
Load the internal ENR extension table file as follows:
7. Select:
FROM HARD DISK/INTERNAL ENR EXTENSION TABLE
Test Procedure:
1. Press the Appl key.
2. Select:
DUT BANDWIDTH/WIDE
NOISE FIGURE SETUP
NOISE SOURCE/EXTERNAL
3. Press the Display key.
4. Select:
DISPLAY MODE/SINGLE CHANNEL
RETURN
GRAPH TYPE/LOG MAGNITUDE
PERFORMANCE TESTS NOISE FIGURE MEASUREMENT CAPABILITY (OPTION 4)
MS462XX MM 3-27
NOTE
If noise source ENR
table file is stored on
a floppy disk, select
FROM FLOPPY
DISK/VENDOR ENR
TABLE instead. Refer
to Section 7-6 of the
MS462XX Scorpion
Measurement Guide
(P/N 10410-00213)
for instructions on
how to create a noise
source ENR tablefile.
CAUTION
It is very important to load these ENR table files into the instrument. The data
included in these files is used by the instrument to perform noise Figure
measurements.