September 15, 1999 Page 5 of 13. 3 Sampling of band-pass signals. 3.1 Introduction. The Nyquist sampling theorem states that to get a unique representation of the frequency. content of a signal, the signal must be sampled at a rate twice the frequency of the highest. frequency component of the signal.
A quarter section, often shortened to quarter, is an area of one-fourth of a square mile, or 160 acres (0.65 km2). It was a common size of a tract under Homestead Acts in the United States and the Dominion Land Survey in Canada.
To divide a number in Half means to divide it into two equal parts. To divide it into Fourths, or quarters, means to divide it into four equal parts. And we can do that by taking half of each Half. A quarter is half of a half. Compare Lesson 15.