measurements 20131107

RAW DATAposition measurementsusing the output signal from theelectronic card

OUT1

IN

OUT2

Noise issues – Potentiometer signal from the electronic card

measurements 20131107

Noise issues – Potentiometer signal from the electronic card

measurements 20131107

Noise issues – Potentiometer signal from the electronic card

measurements 20131107

Noise issues – Potentiometer signal from the electronic card

measurements 20131107

Noise issues – Potentiometer signal from the electronic card

measurements 20131107

RAW DATAposition measurementsusing the output signal from thepotentiometer with a differentialprobe

OUT1

IN

OUT2

Noise issues – Potentiometer signal from the potentiometer

measurements 20131107

Noise issues – Potentiometer signal from the potentiometer

measurements 20131107

Noise issues – Potentiometer signal from the potentiometer

measurements 20131107

Noise issues – Potentiometer signal from the potentiometer

measurements 20131107

Noise issues – Potentiometer signal from the potentiometer

measurements 20131107

Noise issues

signal from the electronic card have less noise than the signal taken directly on the potentiometerfrom electronic card

from potentiometer

measurements 20131107

Filter 50Hz, 150Hz, 170 . . .Hzon the signal from the electroniccard

Filter strategies, signal from the electronic card – Stop filters + low pass FFT filter

before filter

after filter

Signal from the electronic card

measurements 20131107

RAW DATAposition measurementsusing the output signal from theelectronic card

blue 10 profilesred mean of 10 profiles

OUT1

IN

OUT2

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

measurements 20131107

Filter strategies signal from the electronic card – Cumulating profiles -> mean

measurements 20131107

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

measurements 20131107

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

measurements 20131107

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

measurements 20131107

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

FFT, results comparison10 profiles

one single profile

measurements 20131107

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

derivative of the positionafter FFT low pass filter 170 Hz

10 profiles

one single profile

measurements 20131107

Filter strategies, signal from the electronic card – Cumulating profiles -> mean

derivative of the positionafter Butter low pass filter 170 Hz

10 profiles

one single profile