LAB767 - ERES vs. Boxcar Averaging

Examining the Differences Between Filtering Techniques
LeCroy Application Brief No. LAB 767

ERES vs. Boxcar Averaging
Examining the Differences Between Filtering Techniques
smoothing techniques. impulse response (FIR) filter
Boxcar averaging has, histori- with a more desirable low pass
cally, been the method of Boxcar averaging adds N adja- frequency response. The prin-
choice for smoothing transient cent samples, divides the sum cipal advantage of the ERES
waveforms. LeCroy introduced by N, and then writes that val- technique is that it produces a
enhanced resolution (ERES) as ues into the Nth sample loca- frequency respo