Physics A-Level
Sampling
What Sampling means in Physics A-Level, as defined for AQA.
Definitions of Sampling
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Reference: AQA
Measures the analogue voltage at regular time intervals, with the sampling rate being the number of samples taken per second, measured in hertz.
The analogue signal is measured at regular time intervals, with the sampling frequency determining how often samples are taken.
Topics that use Sampling
Related terms
- Analogue and digital signals
- Analogue data collection
- Automatic and remote monitoring
- bit depth
- Bit rate
- Number of bits per sample
- Potential divider circuits
- Quantisation
Using Sampling in the exam
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