http://radio-dx44.xooit.com/t8-Antenne-pour-le-DX.htm
http://www.f1nqp.fr/pages/technique.html
http://www.raibeam.com/zl1axb/813_amp.html
http://www.hamradio.selfip.com/i6ibe/
http://zipham.free.fr/colin.htm
http://www.mydarc.de/dk7zb/start1.htm
http://books.google.fr/books?id=SBKToRtUXtkC&pg=PA440&lpg=PA440&dq=RAPPORT+D%E2%80%99IMPEDANCE&source=web&ots=hcCnjcx2gc&sig=77bslS7gq-CTZ2qwSP71NdHrRqU&hl=fr&sa=X&oi=book_result&resnum=3&ct=result#PPA461,M1
http://echolink.radioamateur.ch/
http://www.radioamateur.ca/liens/l_commerces.html
@+sylvain