|[AMRadio] Fw: Antennas|
qedconsultants at embarqmail.com
Tue Jun 22 21:09:09 EDT 2010
----- Original Message -----
From: "Bernie Doran" <qedconsultants at embarqmail.com>
To: "Bernie Doran" <qedconsultants at embarqmail.com>
Sent: Tuesday, June 22, 2010 9:08 PM
Subject: Re: [AMRadio] Antennas
> correct that to read 80 meter MOBILE AM station. see, I am getting old!!
> ----- Original Message -----
> From: "Bernie Doran" <qedconsultants at embarqmail.com>
> To: <ne1s at securespeed.us>; "Discussion of AM Radio in the Amateur Service"
> <amradio at mailman.qth.net>
> Sent: Tuesday, June 22, 2010 2:25 PM
> Subject: Re: [AMRadio] Antennas
>> Hi Larry: what a dinosaur!!! you might even be older that I am. I have
>> not heard an 80 AM station since 1950s. but that sure qualifies for a few
>> feet. I wonder if anyone ever thought there was something wrong with
>> their xmtr. bet you could tell them that you are setting it for side band
>> the way TV does!! Bernie
>> ----- Original Message -----
>> From: "Larry Szendrei" <ne1s at securespeed.us>
>> To: "Discussion of AM Radio in the Amateur Service"
>> <amradio at mailman.qth.net>
>> Sent: Tuesday, June 22, 2010 12:19 PM
>> Subject: Re: [AMRadio] Antennas
>>>> There have been some interesting cases with short loaded antennas
>>>> in the BC band, the bandwidth has occasionally been so narrow that the
>>>> sidebands become attenuated! Not going to see that effect in the
>>>> bands unless someone is running an antenna only a few feet long!!
>>> Correct. This has been observed on my 75M AM mobile signal, with reports
>>> of one sideband being attenuated relative to the other. Antenna is a
>>> Webster bandpanner ("a few feet long").
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