Sorry, typo. Putting up antennas at PJ4K.
On March 25, 2022 2:43:04 PM AST, Charlie <k...@k1xx.com> wrote: >Sorry folks, I don't totally agree. Granted, this may be a bit of semantics. >But, for the last 3 or 4 years we've used what's known as a Double L on 160 >at PJ4K. The top's about 130 feet with the vertical section running down to >30 feet. The feed points at about 85 feet which is a bit of a PITA for making >measurements. Is half of this bent 1/2-wave dipole the great ground system? >You guys can argue the point. > >However, this is a very effective transmitting antenna. So good, in fact, >that we just finished phasing a second identical Double L with the first one. > >I do agree that you can't work 'em without hearing them. Hence the reason for >our pair of w1fv circular arrays. > >73 Charlie, k1xx current putting up antennas at PJ4A > > >On March 25, 2022 2:16:09 PM AST, Jim Brown <j...@audiosystemsgroup.com> wrote: >>YES! This is VERY important advice, trumps all else. >> >>And I echo those who have advised to build one vertical radiator with an >>excellent radial system, and the best RX antenna system that will fit on >>your property. Most of the arrays others have suggested are not >>practical on five acres, if for no other reason that a GREAT radial >>system for each element is critical. >> >>73, Jim K9YC >> >>On 3/25/2022 10:19 AM, Mike Waters wrote: >>> This is a great piece of advice!!! I would add: check those QRN levels at >>> various times and on different days. >>> >>> 73 Mike >>> W0BTU >>> >>> On Fri, Mar 25, 2022, 10:01 AM Fred Kleber <kleb...@bellsouth.net> wrote: >>> >>>> >>>> ... before you even make an offer on a piece of property, go there with a >>>> mobile receiver and check to see what the ambient QRM level is. We have >>>> already read in this group about this very subject from a ham that is >>>> unable to use 160m due to the QRM from pot house grow lights some 3/4 miles >>>> away. LED lighting is a well known source of QRM. >>>> >>>> Certain types of TVs and even solar power inverters can cause horrendous >>>> amounts of QRM which can render top band useless. It is interesting to >>>> note that there are no FCC spurious emissions requirements for solar power >>>> equipment. >>>> >>> _________________ >>> Searchable Archives: http://www.contesting.com/_topband - Topband Reflector >> >>_________________ >>Searchable Archives: http://www.contesting.com/_topband - Topband Reflector >_________________ >Searchable Archives: http://www.contesting.com/_topband - Topband Reflector _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector