diff --git a/demo/plate1n/data/sample-x284-y164-signal-Txx.csv b/demo/plate1n/data/sample-x284-y164-signal-Txx.csv
new file mode 100644
index 0000000..7c8741a
--- /dev/null
+++ b/demo/plate1n/data/sample-x284-y164-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
+-9.368293442219390659e-38
+-4.179808578151985432e-34
+-9.371370103173506254e-31
+-1.266817398775636617e-27
+-1.054405290984245747e-24
+-5.496965046003552523e-22
+-1.819390348905890653e-19
+-3.861555046849880876e-17
+-5.289882115379557562e-15
+-4.689993510741119476e-13
+-2.687422853697718494e-11
+-9.890641639032082821e-10
+-2.309618807316837774e-08
+-3.355186777298513334e-07
+-2.945303094747941941e-06
+-1.503652856627013534e-05
+-4.317095590522512794e-05
+-7.297281263163313270e-05
+-9.293264884036034346e-05
+-9.304904233431443572e-05
+-4.007209281553514302e-05
+6.662704254267737269e-05
+2.313176519237458706e-04
+4.288889758754521608e-04
+5.878492956981062889e-04
+6.247297278605401516e-04
+4.838061286136507988e-04
+1.220701087731868029e-04
+-3.901290474459528923e-04
+-9.484922629781067371e-04
+-1.394411199726164341e-03
+-1.581555348820984364e-03
+-1.427416224032640457e-03
+-9.539646562188863754e-04
+-2.735126181505620480e-04
+4.320732259657233953e-04
+1.008515595458447933e-03
+1.348956953734159470e-03
+1.439452636986970901e-03
+1.342065632343292236e-03
+1.147567294538021088e-03
+9.365333826281130314e-04
+7.383362972177565098e-04
+5.188267678022384644e-04
+2.238516899524256587e-04
+-1.802393089747056365e-04
+-6.787678576074540615e-04
+-1.192149007692933083e-03
+-1.584626617841422558e-03
+-1.718002255074679852e-03
+-1.517518539912998676e-03
+-1.002528006210923195e-03
+-2.843711117748171091e-04
+4.577470826916396618e-04
+1.044153934344649315e-03
+1.347559038549661636e-03
+1.320098643191158772e-03
+9.956444846466183662e-04
+4.918876220472157001e-04
+-6.597019819309934974e-05
+-5.604209145531058311e-04
+-8.961554267443716526e-04
+-1.027201302349567413e-03
+-9.388622711412608624e-04
+-6.359338294714689255e-04
+-1.942315866472199559e-04
+3.057356807403266430e-04
+7.683619041927158833e-04