Radio 160m W3DZZ 라디오에요 2018. 9. 11. 10:59 http://www.robkalmeijer.nl/techniek/electronica/radiotechniek/hambladen/cq-dl/1993/page077/index.html https://translate.google.com/translate?hl=ko&sl=auto&tl=ko&u=http%3A%2F%2Fwww.robkalmeijer.nl%2Ftechniek%2Felectronica%2Fradiotechniek%2Fhambladen%2Fcq-dl%2F1993%2Fpage077%2Findex.html
