[TowerTalk] Not getting caught

n8de at thepoint.net n8de at thepoint.net
Wed Sep 18 18:05:42 EDT 2013


Switched manually?  You mean you have to climb the tower to switch them?

Or do you mean switch them REMOTELY?  You can do that over the coax,  
like my design which is similar to the Ameritron RCS-4.

Weatherproof enclosures are available quite inexpensively over the  
internet.  I've purchased over a dozen that way.

Good luck,
Don
N8DE



Quoting Lizeth Norman <normanlizeth at gmail.com>:

> The problem is that they are switched manually. I've got a pair of DPDT
> relays NC thru  and pulled preamp engaged, for VHF and another pair for
> UHF. Wish I could do it your way. Need some sort of weatherproof enclousre
> as I'm in el89 central Florida.
>
>
>
> On Wed, Sep 18, 2013 at 5:56 PM, <n8de at thepoint.net> wrote:
>
>> How about putting the preamp up on the mast, just above the lower antenna?
>>  That way, the ONLY coax going down past the tower-top is a single run to
>> the preamp.  You could affix the coax from the two antennas ABOVE the
>> preamp, moving the loops of cable away from the tower-top.
>>
>> 73
>> Don
>> N8DE
>>
>>
>> Quoting Lizeth Norman <normanlizeth at gmail.com>:
>>
>>  Up that is!
>>>
>>> Hi All!
>>> I've got a 20' stick of Rohn 25 with a Yaesu 5600b (split with the az in
>>> the tower on a Rohn plate and the el up on a mast) rotating a pair of M2
>>> antennas. Installed with the antennas are a pair of frames to route the
>>> cables from the antennas to the cross mast.
>>>
>>> This feeds a box where the preamps are housed, about 3' down the tower. My
>>> problem is that the loops from the crossarm to the have in the past gotten
>>> hung up.
>>>
>>> The tower is on a Rohn tilt base. When it goes up the next time, I'd like
>>> it to be for a while. Do love playing with satellites, but the up and down
>>> with the tower is a pain.
>>>
>>> Suggestions, comments and photos appreciated!
>>> Norm n3ykf
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>>
>>
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