[OZAPRS] HF antenna on car - sorted
Matthew Cook
vk5zm at bistre.net
Tue Dec 5 12:48:40 AEDT 2017
Carlos,
Yes Stealth Telecom started and operate out of the UAE in Dubai.
73
Matthew
VK5ZM
On 5 December 2017 at 11:02, Carlos Peco-Berrocal <carlos.peco at gmail.com>
wrote:
> Hi Matthew,
>
> I though Stealth Telecom were Russians operating from the Middle East ?
>
> cheers
> Carlos VK1EA
>
>
> On 12/5/17, Matthew Cook <vk5zm at bistre.net> wrote:
> > Thanks for sharing that URL....
> >
> > He is very wise and had my attention from;
> >
> > "There are *no* viable methodologies to achieve positive gain with an HF
> > mobile antenna"
> >
> > So true. I actually tested one of the first prototypes of that Stealth
> > Telecom loop that George made, funny he came to the same conclusion.
> >
> > 73
> >
> > Matthew
> > VK5ZM
> >
> > On 5 December 2017 at 09:59, Glen English VK1XX <
> > glenlist at pacificmedia.com.au> wrote:
> >
> >> yea, essentially, RF wise, without strap = without ground
> >>
> >> which is nearly exactly like without the negative lead of a light bulb
> >> connected = no light...
> >>
> >> Dont expect miracles with a base loaded 1.4m whip.
> >>
> >> Expect efficiency to be around 10%
> >>
> >> rather than keep writing, Andrew, there is this compendium online, worth
> >> a
> >> read :
> >>
> >> http://www.k0bg.com/myths.html
> >>
> >> it's pretty right. Alan is a good engineer with a practical
> >> understanding.
> >>
> >>
> >>
> >> On 5/12/2017 10:14 AM, Andrew Rich wrote:
> >>
> >>> Without strap - 5.06:1 at 10.147 MHz
> >>>
> >>> With strap - 1.16 : 1 at 10.147 MHz
> >>>
> >>> Now we are cooking with gas
> >>>
> >>> Andrew
> >>> _______________________________________________
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> >>>
> >>
> >>
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> >
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