In-Reply-To: Manu, > On Fri, Mar 4, 2011 at 3:50 AM, Michael Watterson wro= te: > > On 03/03/2011 21:11, Manu Abraham wrote: > >> Other than that, there would be Line Amplifiers/Drivers driving those > >> cables Those cables do look cheap/thin (probably), unlike the rather > >> thick low capacitance/loss cables. In some cases, coiling cables can > >> act as an attenuator in cases of overdrive at the consumer equipment > >> side Simple thing, but works well. > > coiling doesn't affect the actual signal at all. Only common mode. >=20 > It sure does. http://www.ham-radio.com/k6sti/balun.htm > Those coils only become baluns because unwanted common mode currents are=20 illiminated. Nothing else is happening. Brian Gregory. briang@cix.compulink.co.uk --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .