diff --git a/demo/plate1n/data/sample-x192-y356-signal-Txx.csv b/demo/plate1n/data/sample-x192-y356-signal-Txx.csv
new file mode 100644
index 0000000..ad76f15
--- /dev/null
+++ b/demo/plate1n/data/sample-x192-y356-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
+-9.646409450192463112e-31
+-1.313578014860386510e-27
+-1.102475220497180170e-24
+-5.801922768526146431e-22
+-1.940743819375043249e-19
+-4.168240199887796396e-17
+-5.786352689720773365e-15
+-5.207222999147054221e-13
+-3.034338058593988308e-11
+-1.138176997095285969e-09
+-2.715943558939670766e-08
+-4.043958767852018354e-07
+-3.649888640211429447e-06
+-1.918602720252238214e-05
+-5.627998689305968583e-05
+-9.331073670182377100e-05
+-1.085093754227273166e-04
+-9.757770021678879857e-05
+-1.916767723741941154e-05
+1.198099489556625485e-04
+3.176352474838495255e-04
+5.355171742849051952e-04
+6.820458802394568920e-04
+6.506161298602819443e-04
+4.067738482262939215e-04
+-7.317869312828406692e-05
+-6.639624480158090591e-04
+-1.223385799676179886e-03
+-1.571399508975446224e-03
+-1.584419165737926960e-03
+-1.228728797286748886e-03
+-6.120676989667117596e-04
+9.106232755584642291e-05
+6.784177967347204685e-04
+1.044943579472601414e-03
+1.171840005554258823e-03
+1.143962144851684570e-03
+1.078620436601340771e-03
+1.049411366693675518e-03
+1.053148531354963779e-03
+1.002241973765194416e-03
+7.777994032949209213e-04
+3.181945648975670338e-04
+-3.322210977785289288e-04
+-1.030580955557525158e-03
+-1.576699316501617432e-03
+-1.793609233573079109e-03
+-1.607820275239646435e-03
+-1.091374666430056095e-03
+-4.253172082826495171e-04
+1.783279149094596505e-04
+5.604921607300639153e-04
+6.751281907781958580e-04
+5.847187130711972713e-04
+4.128303844481706619e-04
+2.740612835623323917e-04
+2.541501598898321390e-04
+3.503638145048171282e-04
+4.764455952681601048e-04
+5.535611417144536972e-04
+5.000100354664027691e-04
+2.892163465730845928e-04
+-2.962046892207581550e-05
+-4.091606824658811092e-04
+-7.604461861774325371e-04
+-9.639725903980433941e-04