According to the FOURIER THEOREM, periodic sound may be shown to consist of SINE WAVEs in the HARMONIC SERIES ... analysis of every period of a short trumpet tone (0.16 sec. at 550 Hz). The time ...

To recap, Quindar tones are a form of in-band signaling, with a 2,525-Hz pure sine wave intro tone that signaled the transmitters connected to Mission Control in Houston over leased telephone ...

This Core Values™product is an ideal companion to our Digital Video cores for use in 48 KHz Embedded Audio applications.