BMJ

The ‘impact’ of force filtering cut-off frequency on the peak knee abduction moment during landing: artefact or ‘artifiction’?

2 Division of Sports Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, USA 3 Department of Pediatrics and Orthopaedic Surgery, College of Medicine, University of Cincinnati, ...
EDN

First-order Butterworth Active Low-pass Filter

Butterworth filter is a type of filter whose frequency response is flat over the passband region. Low-pass filter (LPF) provides a constant output from DC up to a cutoff frequency f(H) and rejects all ...
EDN

Variable frequency high slope filter with one potentiometer or DAC

Analog variable frequency filters require the use of variable passive components. The higher the slope of the filter, the greater the number of needed variable passive components. These elements are ...
AZOM

ISO-Standardized Filtering for DektakXT Stylus Profilers

When various parameters of a surface - such as roughness, step heights, or depths - are measured by any metrology method, only a representation of the surface characteristics is obtained. Nevertheless ...