Re: Topband: LINEAR vs TOP LOADING

2011-04-24 Thread Michael Tope
On 4/23/2011 5:30 PM, ZR wrote: On 4/23/2011 7:04 AM, ZR wrote: The linear loaded KLM 40 and 80M yagis never lived up to their hype. OTOH the little Cushcraft 2el 40 with loading coils plus a capacity hat way out on the elements is a proven winner. Ive sold one of my 40M 4el KLM's and made

Re: Topband: Weatherproof enclosures?

2011-04-24 Thread ZR
The Hammonds I have used for over 20 years in the temperature and humidity extremes of NH are the basic 1591S series black ABS. Overkill may sound nice and may even be more covenient to obtain that same day but it all boils down to how well a person seals his own added holes. A short piece of

Topband: KH2/N2NL Guam Topband Report (Dave Mueller)

2011-04-24 Thread lrpmbt
Just want to say thanks to Dave for all his efforts. Also Thanks to Ed KH2L. I listened for many months before getting decent opening to Guam on 160. Dave hung with me during some serious QSB, then of course a week later the band had a great opening to both Dave and ED. Go figure! Really liked

Re: Topband: What are folks using for a T/R relay in the shack, to switch between beverage and xmit antennas?

2011-04-24 Thread Jorge Diez - CX6VM
Hello Mark, take a look at the DXPedition II by KD9SV http://www.radio-ware.com/products/svdxii.htm It´s a great tool, the main use is to connect RX antennas to a radio without RX input. Now that I have a radio with RX antenna possibility, I use it to switch between up to 4 beverages. I am

Re: Topband: 160m vertical with top loading

2011-04-24 Thread k3bu
Not sure what you mean by fictional parts... I thought that I explained the problem with some historical development in my article. The main difference in understanding the efficiency of loaded antenna is that we are not dealing with DC currents and voltages (W8JI argument) but RF currents