2500A Series Operation Manual, 34172 Revision C, March 2008
Giga-tronics: Serial, Code, Models, Option or Configuration Label
Examine the code, model number, serial number, and option/configuration label affixed to the rear panel of the
2500A Microwave Synthesizer.
Code Number
Each instrument has a two-digit code, referred to as the Manufacturing Configuration Code.
Model Number
Each instrument has a four-digit model number in the form 25XX, and one or two character suffix which desig-
nates the series:
- 25XXB - Benchtop model
- 25XXS - ATE model
The frequency range of the instrument is designated by the model number:
- 2508A - 0.1 MHz to 8 GHz
- 2520A - 0.1 MHz to 20 GHz
- 2526A - 0.1 MHz to 26.5 GHz
- 2540A - 0.1 MHz to 40 GHz
Serial Number
Each instrument has a seven-digit serial number, shown on the label of the rear panel.
Option Number(s)
When options are installed, one or more 2 digit numbers are listed on the “Opt.” line and correspond to
options installed in the instrument. Option numbers are explained in Appendix A.
Special Configurations
When the accompanying product has been configured for user-specific application(s), supplemental pages will
be inserted at the front of the publication binder. Remove the indicated page(s) and replace it (them) with the
furnished Special Configuration supplemental page(s).
If the “Opt.” line contains a three digit number (for example, 641), there is combination of options and/or spe-
cial modifications installed in the instrument. Information relating to these special configurations is contained
in supplemental pages included with the manual.
Configuration Data
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