Powerline DC blocking and conditioning circuit

[NickInDallas]

This is a great article/solution: Mains DC and Transformers

 

[AndrewT]

This is a great article/solution: Mains DC and Transformers

I am not sure one can rely on all the data/advice given in ESP's article.

 

[NickInDallas]

DC offset and Toroid Humm

Curious as to why you would post that cryptic response. The solution worked perfectly for me while I had a house with some DC offset. Can you explain the basis for your concerns.?