Re: Topband: Bottom End Beacons

2018-02-21 Thread Adrian Fabry
Yesterday evening they were S9 on my poor 6m high INV-L. The 1810-1820 interval is unusable here. 73 Ady YO2NAA On Tue, Feb 20, 2018 at 11:09 PM, Jean-Paul Albert via Topband < topband@contesting.com> wrote: > Yes Mark , around 6 pm GMT time louder than the days before. > Shorter propagation by

Re: Topband: Inverted-L with coil on the top of the vertical section

2015-02-11 Thread Adrian Fabry
: Wednesday, February 11, 2015 2:30 AM To: Adrian Fabry Cc: topband@contesting.com Subject: Re: Topband: Inverted-L with coil on the top of the vertical section Ady - you might consider using a Folded CounterPoise, designed by K2AV, for your radial system. I have one on each of my Inverted L

Topband: Inverted-L with coil on the top of the vertical section

2015-02-10 Thread Adrian Fabry
Hello all, I'd like to build an Inverted-L antenna. Unfortunately the vertical section will be only 8m (26 ft) high and the radial system not great (maybe 5 to 10 wires laying on the ground) The simulation (with MMANA software) indicate 3.5 +j0 Ohm impedance. This is very low so I think most