AN001: PID Intensity-Stabilisation with the XRF

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AN001: PID Intensity-Stabilisation with the XRF

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This Application Note details the operation of an acousto-optic modulator (AOM) for intensity stabilisation using a MOGLabs Agile RF Synthesizer (XRF). The Note discusses practical implementation details and limitations and provides advice on control loop optimisation. It is divided into the following sections, Apparatus configuration . Fundamental limitations on loop bandwidth . Analog signal-processing . Initial loop configuration . Loop optimisation 6. Additional details regarding noise suppression.

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