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284 Analog and Digital Filter Design
3. Temes, G. C., and J. W. LaPatra. Circuit Synthesis and Design. NK:
McGraw-Hill, NK.
4. Heulsman, L. P. Active and Passive Aizalog Filter Design. NK:
McGraw-Hill, 1993.
5. Helszajn, J. Synthesis of Lumped Element, Distributed, and Planar
Filters. London: McGraw-Hill, 1990.
6. Mathcad Adept Scientific Ltd.
7. Filtech and Analyser IIL Number One Systems Ltd.
8. Rorabaugh, C. B. Digital Filter Designer’s Handbook. NK:
McGraw-Hill, 1993.
9. Bedrosian, S. D. “Normalized Design of 90” Phase-Difference Net-
works.’’ IRE Transactions on Circuit Theory, vol. CT-7, June 1960:
128--136.
Exercises
9.1 What is group delay?
9.2 What is the effect of group delay in the transmission of a square wave
signal?
