Anybody tried one of these kits? Pretty interesting.
http://kitdds.blogspot.com/
https://produto.mercadolivre.com.br...-gerador-de-rf-vfo-para-gtl-148-delta-500-_JM
http://kitdds.blogspot.com/
https://produto.mercadolivre.com.br...-gerador-de-rf-vfo-para-gtl-148-delta-500-_JM