[GreenKeys] Measurement of Power Line Noise

[Dave Horsfall]

On Sun, 24 Mar 2024, Harold Hallikainen via GreenKeys wrote:

> Your BS meter is working! Apparently Elon Musk has nothing to do with 
> these device. Sellers claim he does to make it more believable. A 
> teardown of one such device is at 
> https://www.youtube.com/watch?v=XLj4Dl_7c4E . It's a capacitor.

Sounds like a misguided attempt at power-factor correction (they were 
popular in VK for a while); works in theory, but stuff-all difference in 
practice.

-- Dave (vk2kfu)