Ii connettori N li trovi in tutta italia Macar Santa Croce in Gerusalemme 30/30a 00185 Roma Tel 06 7022420 Fax 06 7020490
[EMAIL PROTECTED] http://mascar.com hobby radio viale angelico 47/39 00195 roma tel 05 37514242; 06 37410691; 06 3723146; fax 06 3701361 http://hobbyradio.it leggasi la pagina http://hobbyradio.it/dettaglio1.php?ID=352 a proposito dei connettori N http://wiki.ninux.org/Hardware#head-5f69bc2da7f17fe1d53465ad591ecc5df0f152c5 http://www.amphenolrf.com/products/typen.asp?N=0&sid=479A78004BB4E17F&; http://en.wikipedia.org/wiki/N_connector [image: \mu_0 = 4 \pi \cdot 10^{-7} \frac{H}{m}][image: \varepsilon_0 = \frac{1}{\mu_0\cdot c_0^{2}}][image: c_0=299\,792\,458\,\frac{\rm m}{\rm s} = 2{,}997\,924\,58\cdot 10^8\,\frac{\rm m}{\rm s}] [image: Querschnitt einer Luftleitung]<http://de.wikipedia.org/wiki/Bild:Img31.gif>[image: Z_L = \frac{Z_{\rm 0}}{2\pi\sqrt{\varepsilon_{\rm r}}}\cdot \ln \left( \frac{D}{d}\right)] [image: Z_{\rm 0} = \sqrt \frac{\mu_0}{\varepsilon_0} = \mu_0 \cdot c_0 = 4 \cdot \pi \cdot 10^{-7} \cdot 2{,}997\,924\,58\cdot 10^8~\Omega = 376{,}730\,313\,5...~\Omega]
