Fast Fourier Transform (FFT) The Fourier analyzer basically takes a time-domain signal, digitizes it using digital sampling, and then performs the mathematics required to convert it to the frequency ...

Spectrum analyzers and signal analyzers are passive receivers that display the signal ... The analyzer is usually an instrument-based unit or pc-based unit. Test types performed by analyzers include ...

About one in 100 people in the UK could be autistic but it's often hard to get diagnosed - and the NHS has a 10-question test ...

The latest tests aren't quiet there, but we continue to work toward early detection and better support systems for autistic kids.