Glossary
Numbers/Symbols
1D One-dimensional.
2D Two-dimensional.
∞ Infinity.
π Pi.
Δ Delta. Difference. Δx denotes the value by which x changes from one index to the next.
AC Alternating current.
ADC Analog-to-digital converter, the hardware that converts an analog signal into a digital signal.
analog signal A signal whose values are continuous and are defined at each and every instant of time.
ANSI American National Standards Institute.
antialiasing filter An analog lowpass filter used to limit the frequency content of the analog signal, before sampling, to less than the Nyquist frequency (half the sampling rate). This prevents aliasing ...
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