83623L-04
SERVICE NOTE
SUPERSEDES: None
83623L Synthesized Sweeper 10 MHz to 20 GHz
Serial Numbers: See Below
Changes to Switching Time Specifications
Duplicate Service Notes:
83620A-04 0000A00000 / 9999Z99999
83620B-04 0000A00000 / 9999Z99999
83623A-04 0000A00000 / 9999Z99999
83623B-04 0000A00000 / 9999Z99999
83623L-04 0000A00000 / 9999Z99999
83630A-05 0000A00000 / 9999Z99999
83630B-04 0000A00000 / 9999Z99999
83630L-04 0000A00000 / 9999Z99999
83640A-04 0000A00000 / 9999Z99999
83640B-04 0000A00000 / 9999Z99999
83640L-04 0000A00000 / 9999Z99999
83650A-05 0000A00000 / 9999Z99999
83650B-04 0000A00000 / 9999Z99999
83650L-04 0000A00000 / 9999Z99999
Parts Required: No
ADMINISTRATIVE INFORMATION
SERVICE NOTE CLASSIFICATION:
INFORMATION ONLY
AUTHOR:
DM
© 1997 AGILENT TECHNOLOGIES
PRINTED IN U.S.A.
ENTITY:
5320
Continued
DATE: December 1997
ADDITIONAL INFORMATION:
1 of 2
Page 2 Service Note 83623L-04
Situation:
The CW and Manual Sweep Switching time specifications in the User’s Guide and Service
Guide are wrong for all vintages of instruments.
Solution / Action:
The following changes should be noted to specifications and formulas in the following
documentation.
User’s Guide
Section - 2c - Specifications
Heading - Frequency, Frequency Modes pg. 2c-2:
CW and Manual Sweep
Switching Time
For Steps Within a Frequency Band:
15 ms + (Step Size/1 GHz) * 5 ms
Step or List Modes within a frequency band:
Frequencies < 2 GHz:
6 ms + (Step Size/1 GHz) * 5 ms
Frequencies equal to and > 2 GHz:
5 ms + (Step Size/1 GHz) * 5 ms
Service Guide:
Section - Performance test
On each model test record card change :
Test number 3, Frequency Switching Time, (16) Stepped Sweep, Maximum Spec.
from 5 ms to 5.5 ms.
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