Specifications

9-6 CHARACTERIZATION
FILES
Before performing an AutoCal on a MS462XX, the Characterization
File for the AutoCal Module must be loaded.
Insert the AutoCal Module Characterization Disk into the floppy
drive. Press the Save/Recall key, then select RECALL\AUTOCAL
CHARACTERIZATION ON FLOPPY DISK. Select the file
“Sxxxxxx.ACD, where xxxxxx is the serial number of the AutoCal
module.
If a copy of the Characterization File is in the hard-disk, you can recall
it by choosing RECALL\AUTOCAL CHARACTERIZATION ON
HARD DISK instead. Select the same file “Sxxxxxx.ACD”.
9-7 USING AUTOCAL
An example procedure for using the AutoCal module is given below.
This example assumes a frequency range of 10 MHz to 6 GHz, a power
level of +0 dB, use of a Series 36581 AutoCal module. Refer to the
menu key illustrations at left.
Step 1. Press the Freq key.
Step 2.
Press the START soft key; enter “10” from the key-
pad and press the M/ms/cm Data Entry key.
Step 3.
Press the STOP soft key; enter “6” from the keypad
and press the G/ns/m Data Entry key.
Step 4. Press the Power key.
Step 5.
Press the SOURCE 1 SETUP, SOURCE 1
POWER soft keys; enter “0” from the keypad and
press the X1 Data Entry key.
Step 6. Press the Cal key.
Step 7.
Press the AUTOCAL soft key.
Step 8.
Press the HELP soft key to ON.
This activates a context-sensitive help screen that
will appear for each AutoCal function.
The next selection depends on current instrument
conditions: THRU UPDATE lets you update the
Thru calibration of an active 12-term Calibration.
This updates the transmission frequency response
and load match coefficients.
APPLY LAST CAL SETUP lets you to repeat the
last calibration setup without going through all the
AUTOCAL CHARACTERIZATION FILES
MS462XX OM 9-7
Data Entry
Power
Keyboard
Port 3
Channels
Enhancement
Stimulus
System
Port 1
Port 2
Probe Power
1
8
5
2
9
6
3
-
.
G/ns/m
M/ s/cm

k/ms/mm
X1
Enter
Local
Appl
Meas
Marker
Hold
Ch 1
Ch 2
Ch 4
Ch 3
Freq
Sweep
Power
Config
Seq
Cal
Avg
Utility
Hard
Copy
Default
Save /
Recall
0
7
4
Display
Clr
Print
Soft
Keys
Freq
Data Entry
Power
Keyboard
Port 3
Channels
Enhancement
Stimulus
System
Port 1
Port 2
Probe Power
1
8
5
2
9
6
3
-
.
G/ns/m
M/ s/cm

k/ms/mm
X1
Enter
Local
Appl
Meas
Marker
Hold
Ch 1
Ch 2
Ch 4
Ch 3
Freq
Sweep
Power
Config
Seq
Cal
Avg
Utility
Hard
Copy
Default
Save /
Recall
0
7
4
Display
Clr
Print
Soft
Keys
Power