clear;
fname = 'meres_5ch_mcd_002.dat';
fid = fopen(fname, 'rb');
data = fread(fid, 'float64');
fclose(fid);
data = reshape(data, 48, []);
fs = 48000;

n = size(data,2);
t = (0 : n-1)/fs;

figure;
plot(t, data(1:48,:));
xlim([43 46]);
