[Elecraft] Really OT: Inside-the-vehicle HF antennas (possible bonus points)
Ron D'Eau Claire
ron at cobi.biz
Sun Jul 16 13:04:53 EDT 2017
I thought that was how FM antennas were implemented in some cars already, but without using resistance wire.
73, Ron AC7AC
-----Original Message-----
From: elecraft-bounces at mailman.qth.net [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Randy Bright
Sent: Saturday, July 15, 2017 8:18 PM
To: Wayne Burdick
Cc: Elecraft Reflector
Subject: Re: [Elecraft] Really OT: Inside-the-vehicle HF antennas (possible bonus points)
Would there be a way to repurpose the defrost wiring that is sandwiched between the layers of glass in some back windows and use that thin wire for your antenna?
Randy
AK4QK
Member Calhoun County Amateur Radio Assn.
NAQCC #6312
On Jul 15, 2017 7:54 PM, "Wayne Burdick" <n6kr at elecraft.com> wrote:
> I’m dealing with one of the last unsolved problems in amateur radio:
> how to operate HF mobile without an antenna. At least not one that,
> according to some vehicle co-owners/spouses, would defile your new sedan.
>
> For 10 bonus points that have only philosophical value, your challenge
> is to create an invisible mobile antenna and actually make a QSO on
> it. For practical purposes (i.e., not frying the car or passengers)
> let’s say the maximum power level is 10 watts. The bands of interest are 40-10 meters.
>
> Here are some ideas I’m considering:
>
> - mag loop in the rear window
> - thin wire loop on a roof rack
> - gamma match to the entire roof
> - surface acoustic waves
> - prayer
>
> Other ideas?
>
> Yes, I know this violates the laws of physics and bioethics. And I
> fully expect the car to generate debilitating levels of RFI. But isn’t
> this the least you’d expect from an unsolved problem?
>
> Thanks in advance,
>
> Wayne
> N6KR
>
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
>
> This list hosted by: http://www.qsl.net Please help support this email
> list: http://www.qsl.net/donate.html Message delivered to
> randy.ak4qk at gmail.com
______________________________________________________________
Elecraft mailing list
Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help: http://mailman.qth.net/mmfaq.htm
Post: mailto:Elecraft at mailman.qth.net
This list hosted by: http://www.qsl.net
Please help support this email list: http://www.qsl.net/donate.html Message delivered to ron at elecraft.com
More information about the Elecraft
mailing list