I've been using a transformer & resistor voltage divider direct into audio in to decode Decabit signals (a form of ripple control aka audio frequency load contr

I've been using a transformer & resistor voltage divider direct into audio in to decode Decabit signals (a form of ripple control aka audio frequency load control): https://web.archive.org/web/20140127003936/http://www.anime-za.net/tech/ripple_page03.html https://web.archive.org/web/20140127003936/http://www.anime-... I'll test if this antenna methods works as an alternative. I'd feel more comfortable sharing with others if mains voltages are eliminated entirely.