Topband: The band sans noise

Bob K6UJ k6uj at pacbell.net
Sat Apr 23 13:29:53 EDT 2016


Bill,

Sounds great !  hihihi  A lot cheaper than a Pixel too !

Until now I have kept my comments to myself about the Pixel.
I had a Pixel for a short time and sold it.
At the time I had electrical hash from one direction due to loose 
hardware on a power pole.
It took forever for our utility company to fix it.  I have a Waller Flag 
for receive on 160 and it
was very effective at nulling out the power pole noise.  I read all the 
rave reviews on the Pixel and
thought it would outperform the Flag for nulling out the noise and was 
also curious how it compared
to the flag on picking up 160 DX signals.  The Pixel did provide a nice 
null from the power pole noise
but not nearly as deep of a null as the Waller Flag.  On discriminating 
160 DX from the band noise level
it was very poor indeed.  The Waller Flag way out performed the Pixel.  
I could hear DX stations with the
flag and could not hear them at all on the pixel when receiving stations 
close to the noise level.
The Pixel would be suited for someone in an apartment or with a small 
lot and doesn't have the room
for a larger receiving antenna like the Waller Flag.  It is a compromise 
receiving antenna but we have
to work with what we have as far as room for antennas.

73,
Bob
K6UJ



On 4/23/16 9:45 AM, william radice wrote:
> :::: I have an antenna of very similar design and performance. It is an
> all aluminum lawn chair on a pole.
> BILL
>
> On 4/22/2016 1:42 PM, Rob Atkinson wrote:
>> Throw bricks all you want to the end of time but you'll never change
>> the fact that we tested that antenna and saw its performance first
>> hand; The preamp was designed by Jack Smith at CliftonLabs..I'm sure
>> he'll enjoy reading your comments and get a good laugh.
>>
>> 73
>>
>> Rob
>> K5UJ
>>
>> On Fri, Apr 22, 2016 at 11:26 AM, JC <n4is at comcast.net> wrote:
>>> SORRY am not getting into this PR..   PIXEL loop is a low RDF and LOW
>>> performance receiving antenna, it is really snake oil.
>>>
>>> I'm out of this discussion.
>>>
>>> Regards
>>>
>>> JC
>>>
>>>
>>> In tests, the Pixel magnetic loop provided at least 20 dB null off the
>>> sides.  From my experience, that is much better "filtering" than what
>>> would be had with a horizontal loop.   Of course it isn't all in the
>>> antenna itself--a great deal of the success comes from the special preamp
>>> designed for use with the antenna.
>>> <<<
>>> _________________
>>> Topband Reflector Archives - http://www.contesting.com/_topband
>>>
>> _________________
>> Topband Reflector Archives - http://www.contesting.com/_topband
> _________________
> Topband Reflector Archives - http://www.contesting.com/_topband
>



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