3,   SBG channel 3 from srf_20140902_0134.csv
Number of data points:
104
Wavenumber (cm-1)   Filter response
     1138.952100       0.000000
     1140.250900       0.000000
     1141.552500       0.003300
     1142.857200       0.003600
     1144.164800       0.004100
     1145.475500       0.004600
     1146.788900       0.005100
     1148.105600       0.005800
     1149.425300       0.006500
     1150.748000       0.007400
     1152.073700       0.008400
     1153.402600       0.009600
     1154.734400       0.011100
     1156.069500       0.012800
     1157.407300       0.014800
     1158.748500       0.017200
     1160.092800       0.020200
     1161.440200       0.023700
     1162.790600       0.028000
     1164.144300       0.033300
     1165.501200       0.039600
     1166.861200       0.047500
     1168.224200       0.057400
     1169.590600       0.069600
     1170.960200       0.085000
     1172.333000       0.104100
     1173.708900       0.128200
     1175.088100       0.158200
     1176.470600       0.195400
     1177.856300       0.241000
     1179.245400       0.295800
     1180.637500       0.359500
     1182.033100       0.430600
     1183.432000       0.505900
     1184.834200       0.580100
     1186.239600       0.647500
     1187.648400       0.703400
     1189.060700       0.745300
     1190.476200       0.773800
     1191.895000       0.790700
     1193.317400       0.799400
     1194.743200       0.802700
     1196.172200       0.803400
     1197.604700       0.802900
     1199.040800       0.802500
     1200.480200       0.802800
     1201.923100       0.803800
     1203.369400       0.805300
     1204.819200       0.807300
     1206.272600       0.809200
     1207.729500       0.810900
     1209.189800       0.812000
     1210.653700       0.812500
     1212.121200       0.812400
     1213.592300       0.811900
     1215.066900       0.811000
     1216.544900       0.810100
     1218.026700       0.809100
     1219.512200       0.808000
     1221.001300       0.806400
     1222.493900       0.803200
     1223.990200       0.797100
     1225.490200       0.785700
     1226.993900       0.766600
     1228.501200       0.737200
     1230.012300       0.695500
     1231.527100       0.641700
     1233.045700       0.577600
     1234.567900       0.507500
     1236.093900       0.436000
     1237.623800       0.367600
     1239.157500       0.305300
     1240.694700       0.251000
     1242.236000       0.205000
     1243.781100       0.166900
     1245.330100       0.135900
     1246.882700       0.110700
     1248.439500       0.090500
     1250.000000       0.074300
     1251.564500       0.061400
     1253.132800       0.050900
     1254.705200       0.042400
     1256.281400       0.035500
     1257.861700       0.030000
     1259.445800       0.025400
     1261.034100       0.021700
     1262.626200       0.018500
     1264.222500       0.015900
     1265.822800       0.013800
     1267.427100       0.012000
     1269.035500       0.010500
     1270.648100       0.009200
     1272.264600       0.008100
     1273.885400       0.007100
     1275.510100       0.006300
     1277.139200       0.005600
     1278.772300       0.005100
     1280.409800       0.004500
     1282.051300       0.004100
     1283.697000       0.003700
     1285.347000       0.003300
     1287.001300       0.003000
     1288.659800       0.000000
     1290.322600       0.000000