PEACC is a drone-deployed dual-source Gaussian noise emitter synchronized by GPS clocks that enables coherent calibration for 21 cm intensity mapping arrays, with tests showing the correlated channel outperforming auto-correlation across SNR regimes.
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PEACC -- Precision Emitter for 21 cm Array Coherent Calibration
PEACC is a drone-deployed dual-source Gaussian noise emitter synchronized by GPS clocks that enables coherent calibration for 21 cm intensity mapping arrays, with tests showing the correlated channel outperforming auto-correlation across SNR regimes.