[sdiy] Why is Linear FM usually (always?) AC Coupled?

Bernard Arthur Hutchins, Jr bah13 at cornell.edu
Wed Feb 5 06:18:24 CET 2020


LINEAR FM (for additional details - see also just about any book on modulation)

The Synthesis of Complex Audio Spectra by Means of Frequency Modulation [digital version 2/13/2007] JOHN M. CHOWNING (first published: J. M. Chowning. The Synthesis of Complex Audio Spectra by Means of Frequency Modulation. J. Audio Eng. Soc. 21, 7, 1973.)

https://ccrma.stanford.edu/sites/default/files/user/jc/fm_synthesispaper-2.pdf





EXPONENTIAL FM

Reprinted from J. Aud. Eng. Soc. _23_ No. 3, April 1975 with permission of the author The Frequency Modulation Spectrum of an Exponential Voltage-Controlled Oscillator BERNARD A. HUTCHINS, JR. Electronotes, Ithaca, N. Y

http://electronotes.netfirms.com/AES3.PDF


-Bernie

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