This application note explains the Probability of Intercept (POI) pertaining to a radio-frequency (RF) signal analyser, including in the context of product export controls. It further explains the
ThinkRF Real-Time Spectrum Analyser’s mechanism for frequency-domain level triggering and capturing a signal in real-time, and calculates the signal durations corresponding to a 0% POI
and 100% POI.
This application note is applicable to R55x0 and R57x0 products.