Product Sheet AXN/ICP/402 Product Sheet share The AXN/ICP/402 performs a Fast Fourier Transform (FFT) on its 4 ICP channels. Both the original sampled data and the results of the FFT analysis are available as output parameters. Download Resource Login to download this resource Username Enter your Curtiss-Wright Defense Solutions username. Password Enter the password that accompanies your username. Don’t have an account?Register here.