locked Re: Understanding USB and PC noise
You have not been listening. "Ground is not ground." That is one of Joanne's Laws. It simply means you are deluded if you think the ground over there is the same as the ground over here even if the distance between here and there is in fractions of an inch.toggle quoted messageShow quoted text
In a word, no. Ground isn't ground. And data does not like to be bypassed to ground giving it round edges and reduced amplitude.
On 20180416 16:17, Bryon NF6M wrote:
I wonder, as far as RFI coming in on the USB cable itself, would it help to add some RF bypass capacitors from the USB data/power lines to ground within the HF+?