Topband: W8AV Triangle Array System, 3 element array

2019-01-07 Thread Filipe Lopes
Everyone, Happy New Year 2019 to everyone. Unfortunately I do not have space for a 4 square so I am thinking about upgrading my 2 elem vertical to a 3 elem triangular array, as described by ON4UN on page 11-44 , chapter 4.6. Triangular Arrays I see WX0B sells this box but I was looking for someo

Re: Topband: Inverted L improvement question

2019-01-07 Thread Guy Olinger K2AV
Apologies to all for delay in response. Losses related to ground and close dielectric materials remain the single monster gorilla in the room for improving TX performance of vertical antennas. Setting aside content on k2av.com relating to the FCP, the other issues in that web page’s "Loss List" s

Re: Topband: Inverted L improvement question

2019-01-07 Thread Grant Saviers
Guy, I need some more db's on Tx. For Rx I hear much better than heard into EU from Seattle area. It's a hard path and easy to believe EU QRN/QRM is the main culprit. Your "loss list" is a great list, but I am thinking about a different potential problem with my T with eight 125' long eleva

Topband: Amazing Conditions

2019-01-07 Thread Herbert Schoenbohm
On FT-8 (1840) there has been some amazing propagation with several ZS stations worked one hour before sunset and JA's worked 45 minutes after local sunrise. Working JA's by calling " CQ JA KV4FZ FK77" and listening on 1908 for them requires that the rig control WSJT-X V2.0 has the rig control set

Re: Topband: Inverted L improvement question

2019-01-07 Thread Rob Atkinson
> It doesn't work very well. Last night it was much poorer on receive and > transmit than my existing 43' vertical setup. I'm not sure what to think. Your fundamental problem is a lack of understanding of how a monopole works, specifically a base fed vertical with a ground system. Anyone who trie