[SixClub] Understanding SIX [Was: Grids]
John Geiger
aa5jg at fidmail.com
Sat Jan 22 22:16:42 EST 2011
With big antennas and lots of power you can generally work other similiarly
equipped stations off of Ionospheric Forward Scatter, which is a form of
scatter off of the D layer. In that way you can make your own propagation
on a closed band. Then there is always EME.
73s John AA5JG
----- Original Message -----
From: "K8RI (Roger on six)" <50MHz at rogerhalstead.com>
To: <sixclub at mailman.qth.net>
Sent: Sunday, January 23, 2011 2:56 AM
Subject: Re: [SixClub] Understanding SIX [Was: Grids]
> On 1/22/2011 9:31 PM, Larry Brown wrote:
>> You nailed it Doc! Us little guys (100 watts max and a home-brew
>> dipole,halo or Moxon) have to wait for the openings to come to us. Guys
>> like W8IF up in Ohio just crank it up and wake up the area they want. On
>> another note....you guys keep talking all this "digital" stuff,you're
>> gonna force me to buy another computer and find out what the fuss is
>> about!
> If the band isn't open, it really doesn't mater how high the antenna or
> how much power you run except for extended ground wave and Aurora. Power
> plus antenna gain is important when working aurora where you are working
> stations (distorted CW signals or SSB that is almost impossible to
> understand) that are the same strength as the background noise. All you
> hear is a change in the noise. When signals are that weak and distorted,
> power and antennas become very important.
>
> The legal limit and a 7L Yagi at 115 feet do not open the band! <:-))
> Even a CY156 running full bore would not open the band, but it would
> certainly find the weak spots in the antenna system. <:-)) OTOH under
> poor conditions the legal limit and a big antenna do make a tremendous
> difference as they do in a "pile up", but poor conditions are far
> different than a closed band. I don't know any one who runs a so called
> Kalifornia Killowatt on six, but it would take one to work much over 150
> miles when the band isn't open.
>
> 73
>
> Roger (K8RI)
>
>> Larry
>> kg4zar
>> EM78hp
>>
>>
>> On Jan 22, 2011, at 9:02 PM, doc at kd4e.com wrote:
>>
>>> Unless you have a big tower, big beam (preferably stacked beams),
>>> a tower-mount RX pre-amp, and a big amplifier (preferably full-legal)
>>> you are at the mercy of generally-unpredictable propagation.
>>>
>>> The big-guns can almost create their own big-gun to big-gun prop!
>>> (Oh, are we allowed to say "big-gun" any more? Sorry, my bad.)
>>>
>>> This means that 6M is either open or not, alive or not ... well,
>>> regionally, that is.
>>>
>>> There may be an East-West opening, a North-South opening, and a
>>> whole lot of other regional and directional openings ... and
>>> the opening will often move, making it even more challenging!
>>>
>>> 6M digital modes appear to be somewhat rare and in need of a lot
>>> of promotion and perhaps some networking so that digital modes
>>> are in-use during the leading and trailing edges of band openings
>>> where SSB is unusable.
>>>
>>> Perhaps if there were a system of regular local digital NETS then
>>> 6M ops would be set up and ready to observe and pounce on new
>>> regional openings.
>>>
>>>> I understand and can read a band chart..... what I was really asking,
>>>> where might anybody on this list be congregating. That was the main
>>>> intention of the message. :)
>>>>
>>>> So far as I type this, I only have 3 contacts. 6 meters is quiet as
>>>> hell. So is 2m (ssb and fm simplex portions) and also 70cm (ssb and
>>>> fm simplex portions.) As quiet as a ghost town around here in
>>>> Michigan.
>>>>
>>>> Ryan KB8RCR
>>> --
>>>
>>> Thanks!& 73, KD4E
>>> David Colburn http://kd4e.com
>>> Have an http://ultrafidian.com day
>>> I don't google I SEARCH! http://ixquick.com
>>> Shop Freedom-Friendly http://kd4e.com/of.html
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>
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