diff --git a/demo/plate1n/data/sample-x334-y184-signal-Txx.csv b/demo/plate1n/data/sample-x334-y184-signal-Txx.csv
new file mode 100644
index 0000000..06c4dfe
--- /dev/null
+++ b/demo/plate1n/data/sample-x334-y184-signal-Txx.csv
@@ -0,0 +1,99 @@
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+-1.021995668624638462e-37
+-4.275182955154424835e-34
+-9.646384059514485350e-31
+-1.313570696326597839e-27
+-1.102462598722696633e-24
+-5.801806143329918557e-22
+-1.940684495015486712e-19
+-4.168086013421616511e-17
+-5.786218858515107186e-15
+-5.207477244556502072e-13
+-3.035127010830862559e-11
+-1.139059069288350656e-09
+-2.721185232701373025e-08
+-4.061833465129893739e-07
+-3.685439423861680552e-06
+-1.959344444912858307e-05
+-5.887550287297926843e-05
+-1.019445699057541788e-04
+-1.222973951371386647e-04
+-1.078807035810314119e-04
+-2.032469637924805284e-05
+1.383425405947491527e-04
+3.597150207497179508e-04
+5.983710289001464844e-04
+7.548563298769295216e-04
+7.074192981235682964e-04
+4.055184544995427132e-04
+-1.587575679877772927e-04
+-8.418017532676458359e-04
+-1.455648452974855900e-03
+-1.785537577234208584e-03
+-1.693705795332789421e-03
+-1.162210595794022083e-03
+-3.449155483394861221e-04
+5.052765482105314732e-04
+1.121369423344731331e-03
+1.364550902508199215e-03
+1.240855897776782513e-03
+9.103724732995033264e-04
+5.902617122046649456e-04
+4.421594785526394844e-04
+5.019301897846162319e-04
+6.647552945651113987e-04
+7.420614128932356834e-04
+5.757599719800055027e-04
+1.217769167851656675e-04
+-5.205951747484505177e-04
+-1.142401364631950855e-03
+-1.511403126642107964e-03
+-1.481982413679361343e-03
+-1.062613329850137234e-03
+-4.019452026113867760e-04
+2.726214588619768620e-04
+7.368884398601949215e-04
+8.644216577522456646e-04
+6.584643269889056683e-04
+2.271227858727797866e-04
+-2.734925947152078152e-04
+-6.665257387794554234e-04
+-8.242528419941663742e-04
+-7.137521752156317234e-04
+-3.538203309290111065e-04
+1.564437989145517349e-04
+6.865343893878161907e-04
+1.113626523874700069e-03
+1.291987835429608822e-03
+1.135024009272456169e-03
+6.717540672980248928e-04