Recording, 2

SIGNAL TO BE SAMPLED, here shown as sinusoidal : Five line graph showing a sampled signal at different sample rates. https://www.w3.org/1999/xlink" xlink:href="#long-desc26"/> https://www.w3.org/1999/xlink" xlink:href=" https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781003761020/e10523ab-dbe3-4c4f-8f3e-863ae3683950/content/pg194_1.tif "/> where https://www.w3.org/1998/Math/MathML" display="inline"> z < T 2 : The number and position of the successive SAMPLES allow the form of the SIGNAL to be reconstructed, the FREQUENCY, an essential element is conserved. where https://www.w3.org/1998/Math/MathML" display="inline"> Z = T 2 : as above where Z=T : The resultant signal appears to be constant and zero frequency. The sampling is bad. where https://www.w3.org/1998/Math/MathML" display="inline"> z > T 2 :