37xxxE OM A-87

ALPHABETICAL LISTING D

- EMBEDDING & DE-EMBEDDING S2P FILES -

THE CALIBRATED ERROR REFERENCE PLANE(S) CAN BE MOVED
TO A DIFFERENT POSITION BY EITHER MATHEMATICALLY ADDING
(EMBEDDING) OR REMOVING (DE-EMBEDDING) A NETWORK (S2P
FILE) TO OR FROM A CALIBRATION (CAL FILE).
- REQUIREMENTS -
--PERFORM AN RF CALIBRATION, ANY TYPE. STORE THE CAL
AND FRONT PANEL SETUP TO DISK (e.g. ORIGINAL.CAL).
--THE CHARACTERIZATION OF THE NETWORK TO EMBED/DE-EMBED
SHOULD BE IN A FILE USING THE S2P FORMAT (e.g.
NETWORK.S2P). USE AS MANY POINTS AS POSSIBLE TO
IMPROVE INTERPOLATION ACCURACY. MAKE SURE ITS FREQ
RANGE INCLUDES THE FREQ RANGE OF THE CAL FILE.
-CAL FILES AND S2P CHARACTERIZATION FILES MUST BE PLACED IN THE CURRENT
DIRECTORY OF THE DISK.

-

-INSTRUCTIONS -
1. SELECT PORT AND METHOD. EMBEDDING MATHEMATICALLY
ADDS (e.g. MATCHING NETWORK) TO THE SELECTED PORT.
DR-EMBEDDING MATHEMATICALLY REMOVES (e.g. TEST
FIXTURE) FROM THE SELECTED PORT.
2. SWAPPING THE PORTS OF THE S2P DATA EXCHANGES THE
S11 S22 AND S21 S12 WHILE APPLYING.
3. TO EMBED/DE-EMBED THE NETWORK, APPLY A NETWORK
S2P FILE TO A CAL FILE. IF DESIRED, SAVE RESULTS.
Menu EXT_DE8, Embed/De-embed S2P File