GENERAL INFORMATION
About this Manual
This manual contains directions for use that apply to the Timer/Counter/Analyzers CNT-90 and
CNT-91, the Frequency Calibrator/Analyzer CNT-91R, and the Microwave Counter/Analyzer
CNT-90XL. In order to simplify the references, the instruments are further referred to throughout
this manual as the '9X', whenever the information applies to all types. Differences are clearly
marked.
In Chapter 8, Command Reference, the commands that do not apply to all instruments are
marked with the relevant type number.
Warranty
The Warranty Statement is part of the folder Important Information that is included with the
shipment.
Declaration of Conformity
The complete text with formal statements concerning product identification, manufacturer and
standards used for type testing is available on request.
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