this file is created by placing 

TestSignals96KHzto44KHz\44kHzIdealResponse\sweep_1_to_44KHz-64bitfloat.wav

to


processing\sweep_1_to_44KHz.wav


Then run spectogram_sweep_1_to_44kHz_96kHz_srcto_44kHz.m, after processing, copy the file to TestScripts

Note the top end was manually edited in paint, copy and paste to create a uniform line to the top.