On Tue, 11 Jul 2017 21:11:46 +0100, Tom Gardner wrote:

Half wave rectification is sufficient to show your waveform.

Why do you think full-wave rectification is important? Which
*significant* aspect of your waveform would it change?

I'd KF'd you previously due to your politics, but it seems your
electronics is no better.

*PLONK!*