Re: Topband: Directions to Bouvet

2019-03-23 Thread Wes
Me neither. On 3/23/2019 2:46 PM, Mike Waters wrote: Ab-so-lute-ly! I don't know how anything could possibly beat DX Atlas. 73, Mike www.w0btu.com On Sat, Mar 23, 2019, 1:08 PM Ralph Parker wrote: Try "DX Atlas" from Alex, VE3NEA . http://www.dxatlas.com/ All the info you need. One of

Re: Topband: Directions to Bouvet

2019-03-23 Thread Mark - N5OT
Someone needed directions to Bouvet: Go south to to Tierra del Fuego and turn left.  Watch for it on the right.

Re: Topband: Directions to Bouvet

2019-03-23 Thread Mike Waters
Ab-so-lute-ly! I don't know how anything could possibly beat DX Atlas. 73, Mike www.w0btu.com On Sat, Mar 23, 2019, 1:08 PM Ralph Parker wrote: > Try "DX Atlas" from Alex, VE3NEA . http://www.dxatlas.com/ > All the info you need. One of the handiest programs I've got on my > computer. > >

Re: Topband: Directions to Bouvet

2019-03-23 Thread Grant Saviers
Here is a app that gives distances and initial bearing for the great circle track from lat-lons. Of course that may be meaningless given prop. http://www.gpsvisualizer.com/calculators Grant KZ1W On 3/23/2019 11:07 AM, Ralph Parker wrote: Try  "DX Atlas" from Alex, VE3NEA .

Re: Topband: Transmit antenna de-tuning relay.

2019-03-23 Thread Joe Subich, W4TV
On 2019-03-23 1:57 PM, Herbert Schoenbohm wrote: My tower is a Rohn 45 90 footer and there must be some way of detuning it via the skirt adjustment means to make it non-resonant at 1825 kHz This is similar to electrical towers being detuned near a direction AM station so their pattern is FCC

Re: Topband: Transmit antenna de-tuning relay.

2019-03-23 Thread Richard (Rick) Karlquist
On 3/23/2019 10:57 AM, Herbert Schoenbohm wrote: My tower is a Rohn 45 90 footer and there must be some way of detuning it via the skirt adjustment means to make it non-resonant at 1825 kHz This is similar to electrical towers being detuned near a direction AM station so their pattern is FCC

Re: Topband: Directions to Bouvet

2019-03-23 Thread Ralph Parker
Try  "DX Atlas" from Alex, VE3NEA . http://www.dxatlas.com/  All the info you need. One of the handiest programs I've got on my computer. VE7XF _ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector

Re: Topband: Transmit antenna de-tuning relay.

2019-03-23 Thread Herbert Schoenbohm
My tower is a Rohn 45 90 footer and there must be some way of detuning it via the skirt adjustment means to make it non-resonant at 1825 kHz This is similar to electrical towers being detuned near a direction AM station so their pattern is FCC compliant. In some cases, the power companies used

Topband: Transmit antenna de-tuning relay.

2019-03-23 Thread Greg Chartrand via Topband
 The best way to isolate the TX antenna for receiving is to have it float above ground. The worst means is grounding the antenna. The grounded antenna will re-radiate any noise it captures rendering your RX antenna useless. It only takes a few PF to ground to make a TX antenna your principal

Re: Topband: Direction heading to Bouvet

2019-03-23 Thread Steve HA0DU
Hi Herb, From FK77 to JD15 the direct path is 147 degrees, so 150 degrees is just fine. 73 Steve HA0DU 2019.03.23. 10:49 keltezéssel, Herbert Schoenbohm írta: >From my QTH I think the SP is about 160 degrees but I want to make sure. N1MM tells me it is 180 degrees but that is generally

Topband: Direction heading to Bouvet

2019-03-23 Thread Herbert Schoenbohm
>From my QTH I think the SP is about 160 degrees but I want to make sure. N1MM tells me it is 180 degrees but that is generally Antartica and Bouvet lies considerably East of that. Is there any way I can get a polyconic projection online? I want to lay out a 900-foot single wire Beverage that

Re: Topband: Transmit antenna de-tuning relay.

2019-03-23 Thread S57AD
Yes, shorting the cage to ground across a capacitor, I think. Switching between capacitor to the ground and to the transmit capacitor... 73, Mirko, S57AD V V sob., 23. mar. 2019 ob 01:58 je oseba Herbert Schoenbohm < herbert.schoenb...@gmail.com> napisala: > A nice Jennings 24V vacuum relay