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Keywords: lowpass filteringClose
Journal: Journal of Experimental Biology
J Exp Biol (2011) 214 (3): 394–401.
Published: 01 February 2011
... same amount. Even though echoes from targets located off-axis or far away are lowpass filtered, which weakens FM2 relative to FM1, their delays remain the same. We show here that misalignment of FM2 with FM1 by only 2.6 μs is sufficient to significantly disrupt acuity, which then persists for larger...