On Tue, Nov 29, 2011 at 9:51 PM, Peter Voelpel <[email protected]> wrote:
> Be careful with cheap tv cable. Some are just steel wire with a very thin > copper layer ... on 160m you might run into too high losses. > Very true. But the 1000' rolls of Commscope RG-6 I bought cheaply off of eBay had a sufficiently thick coating of copper. CATV-type Commscope brand quad aluminum shield RG-6 is all I use here to feed my antennas. The copper coating on the steel-cored center conductor is thick enough to use even below 160 meters. At 1 MHz, it has just .25 to .38 dB/100 ft loss. Here's the full specs for two types: http://awapps.commscope.com/catalog/uniprise/product_details.aspx?id=25253 http://awapps.commscope.com/catalog/uniprise/product_details.aspx?id=34310 What is more, it has the same low loss and similar power handling capabilities as RG-213/U. http://vk1od.net/transmissionline/RG6/ Why spend big bucks on name-brand copper coax? 73, Mike www.w0btu.com _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
