(28S) State Space Averaging with a pocket calculator

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An excerpt from High Frequency Power Conversion {HFPC - MAY 1990 Proceedings} State Space Averaging with a pocket calculator, Perkin-Elmer Corp., Applied Science Division, pages 283 - 296

                                         ABSTRACT

The well known capabilities of the state space averaging technique is analyzing switched mode power supplies can be obtained with the HP-28S calculator. This paper shows that the results from [1] can be duplicated with ease with the calculator programs provided herein. …
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CREATING CALCULTOR SUBPROGRAMS
The complete listing of the calculator programs is given in the Appendix. Here we show how to write the subprograms unique to each circuit. …
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REFERENCES
[1] F. Barzegar, R.D. Middlebrook and S. Cuk, "Using Small Computers to Model and Measure Magnitude and Phase of Regulator Transfer Functions and Loop Gain". Advances in Switched-Mode Power Conversions, Vols I & II, TESLACo, 1983.
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                                         APPENDIX
Calculator Program Listings…
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