[TowerTalk] Aluminium telescopic mast

[Don]

These camera and flag extending poles might also be a possibility, 
suspect they are available at various outlets. At least might be looked 
at. I've been toying with installing a flag pole here and this is just 
one of a number that came up in a search and looked more substantial.

https://allflags.com/camera-pole/

Don W7WLL

On 7/17/2019 9:32 AM, jimlux wrote:
> On 7/17/19 8:47 AM, john wrote:
>> As an alternative, who makes an inexpensive fiberglass or metal push 
>> up mast?  Say 30 or 40 foot.I'm thinking of making the "Unique HF 
>> Vertical" in the July QST page #39.Sent from my Verizon, Samsung 
>> Galaxy smartphone
>
> I have one of those 40 foot telescoping carbon fiber masts and it's 
> pretty nice.  The tip is pretty small - I wouldn't want to put much 
> mass up there, but for supporting a wire or 4 it works fine.
>
> One of these:
>
> http://www.spiderbeam.us/product_info.php?info=p3_Spiderbeam%20HD%2012m%20fiberglass%20pole.html 
>
>
>
>
>
> MFJ has a 33 foot telescoping fiberglass pole - 
> https://www.mfjenterprises.com/Product.php?productid=MFJ-1910
> as well as a variety of other lengths.
>
> I've stacked two extendable painters poles
>
>
> if you want to go real inexpensive, and you don't mind rigging 
> lightweight guys out of nylon cord/string..  Stack 10 foot lengths of 
> PVC pipe.
>
> For *ALL* of these, I've found the problem is not the pole, it's 
> holding the pole upright.  Either you need guys (which can be very, 
> very lightweight, but still, you have to rig them) or some *very* 
> stiff mounting base.
>
>
> I've also fooled with using things like collapsible panfish rods (also 
> called crappie poles) which are very inexpensive for lengths like 
> 15'-20', and trying to figure a way to use *those* as guys/struts for 
> a taller pole (like the spiderbeam pole)
>
>
> My guideline requirement for the design is: "erected and operating in 
> 15-20 minutes" and "won't blow over in a 15-20 mi/hr breeze"
>
> Turns out, that's pretty tough to do.
>
> some not so wonderful tries:
>
> http://home.earthlink.net/~w6rmk/antenna/tripod.htm - 3 painter's poles
>
> http://home.earthlink.net/~w6rmk/antenna/mastcar.htm  - why not to 
> hook a 50 foot mast to your roof rack
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk