8if [ -z $JPP_DIR ]; then
9 echo "Variable JPP_DIR undefined."
13source $JPP_DIR/setenv.sh $JPP_DIR
18set_variable FREQUENCY 1.0e+3
19set_variable BINWIDTH 2.0e-4
20set_variable NUMBER_OF_POINTS 1000
21set_variable WORKDIR ${TMPDIR:-/tmp}/
27$JPP_DIR/examples/JFFT/JSpectrum \
28 -o $WORKDIR/spectrum.txt \
29 -n $NUMBER_OF_POINTS \
35 -f $WORKDIR/spectrum.txt \
40sort -g -k 2,2 $WORKDIR/fft.txt | tail -1 | read -A RESULT
42echo "Frequency $FREQUENCY - FFT $RESULT[1] $RESULT[2]"
44rm -f $WORKDIR/{spectrum.txt,fft.txt}