Analog-to-Digital Conversion › lesson 05 of 100 · Beginner

Identify Signal Amplitude Range

This lesson is part of the Analog-to-Digital Conversion course and will teach you how to determine signal amplitude boundaries for conversion. After this lesson, you will be able to identify the amplitude range of a signal, which is crucial for accurate analog-to-digital conversion.

The signal amplitude range is the range of values that the signal can take, and it is essential to determine this range for accurate analog-to-digital conversio

In a real-world scenario, consider a sound wave with an amplitude range of -1V to 1V. To accurately convert this analog signal to a digital signal, we need to determine the signal amplitude range, which is the range of values that the signal can take. This range is critical in ensuring that the analog-to-digital converter can accurately represent the signal.

The signal amplitude range is typically defined by the minimum and maximum values that the signal can take. For example, in the case of the sound wave, the minimum value is -1V, and the maximum value is 1V.

To determine the signal amplitude range, we need to analyze the signal and identify its peak-to-peak value, which is the difference between the maximum and minimum values. In this case, the peak-to-peak value is 2V.

أمثلة

• A sensor measures temperature with an amplitude range of -20°C to 50°CThe signal amplitude range is 70°C
• An audio signal has an amplitude range of -5V to 5VThe signal amplitude range is 10V
• A medical device measures blood pressure with an amplitude range of 0mmHg to 300mmHgThe signal amplitude range is 300mmHg

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