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Contents
SC-2040 User Manual vi © National Instruments Corporation
Chapter 4
Theory of Operation
.......................................................................................................... 4-1
Functional Overview......................................................................................................4-1
Analog Circuitry ............................................................................................................4-3
Input Protection..................................................................................................4-3
Amplification .....................................................................................................4-3
Track-and-Hold (T/H) Circuitry ........................................................................4-3
Triggering from the DAQ Board ...........................................................4-4
External Triggering................................................................................4-5
Output Connection.................................................................................4-6
Power Supply.........................................................................................4-6
Chapter 5
Calibration Procedures
.....................................................................................................5-1
Software Calibration ......................................................................................................5-1
Offset Adjustment..............................................................................................5-1
Gain Adjustment ................................................................................................5-2
Linearity Adjustment .........................................................................................5-2
Hardware Calibration.....................................................................................................5-2
Appendix A
Specifications
........................................................................................................................ A-1
Appendix B
Customer Communication
............................................................................................... B-1
Glossary........................................................................................................................Glossary-1
Index ..................................................................................................................................Index-1