interchannel phase
The difference in phase that may result when the same signal is connected to two or more channels. Unless otherwise stated, the interchannel phase is constant under constant operating conditions. Also called phase match.
Phase match is important when performing measurements where maintaining the physical shape of the waveform on all channels is important, or when frequency response measurements need to be made between multiple sources/destinations.
Phase match also is critical for modal analysis and acoustic imaging applications.
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