Hello, 1. To use additional channels in this script, you must first enable channel B by passing a 1 to the Enabled parameter: [status.setChB] = invoke(ps4000aDeviceObj, 'ps4000aSetChannel', 1, 1 , 1, 8, 0.0); 2. Next you will need to add in a variable to pass the data from channel B: [numSamples, ov...