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Preset State and Memory Allocation
Save/Recall Memory Allocation
Table 12.3. Sizes of Instrument State Components
Item Saved
file header*
instrument state
Off
without memory trace
with 1 memory trace3
with 2
memory
traces’
Data lper active
channel1
Off
each channel
active3
Cal lper active
channel1
Off
response4
response and
isolation4
enhanced
response4
reflection4
0
140
Siz8’
(bytes)
0
9560
9560
+ 1 x 6 x Npts
9560
+ 2 x 6 x Npts
0
176
+ 6 x Npts
0
246
+ 4 x 6 x Calpts
246
+ 4 x 6 x
Cal+
246
+ 4 x 6 x Celpts
246
+ 3 x 6 x Celpts
1 Sizes are subject to change with future firmware revisions.
2 If the file format chosen is ‘HP 8711NB Compatible,” the file header size is 768.
3
Npts
=
number of measurement points
4 Calpts
-
number of points over which the calibration MIS performed
Memory traces are saved with the instrument state for each active channel
whose display is set to Memory ,
k&a/lkt,
or Data
attd
FWic~y
in the
@SPLAY)
menu.
12-18
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