[TowerTalk] Antenna launcher found

[n0tt1 at juno.com]

Here's another version of a launcher, sold by
the Joplin (Missouri) ARC:  http://joplin-arc.org/?page_id=84

Charlie
 
On Mon, 20 Feb 2017 14:09:09 +0000 william radice <k4owr at outlook.com>
writes:
> :::: How is it that all of you seem to be unaware of the fabulous 
> antenna launcher called the Air Boss?? No one seems to have 
> mentioned it
> 
> http://www.kr4loairboss.com/
> 
> I've had this thing for several years and I can out up a wire 
> anywhere, anytime, in a few minutes. Why would you need anything 
> else?
> 
> BILL
> 
> On 2/20/2017 8:08 AM, Patrick Greenlee wrote:
> Be careful, be very careful. There is a reason PVC pipe is not 
> allowed for distributing shop air.  People do it out of ignorance or 
> because money means more than safety to them. Google to see some pix 
> of what shrapnel damage from exploding PVC pipe can do. Because 
> people aren't killed first time every time they pressure up PVC pipe 
> doesn't mean it isn't dangerous.
> 
> I bought a tennis ball launcher as a birthday gift for a friend. If 
> I recall correctly it is called a K-9 Kannon.  It is made of plastic 
> and uses large rubber bands for launching the ball, ostensibly for a 
> dog to retrieve, hence the name. There are several models ranging in 
> cost from about $7.50 to $20.
> 
> Patrick        NJ5G
> 
> 
> On 2/19/2017 10:42 PM, Mickey Baker wrote:
> Being the cheap ham that I am, I built one from the plans on that 
> site, but
> a but a bit more robust.
> 
> I can launch a standard new tennis ball 250 meters at a ground level 
> target
> and much taller than anything around here. I have ropes in 70 foot 
> pine
> trees supporting wire antennas.
> 
> I hate the fishing reel that I'm using, so I should probably upgrade 
> the
> reel.
> 
> There's some margin for safety built in, but I wouldn't inflate more 
> than
> the recommended pressure with a PVC pressure vessel. A failure could 
> be
> dangerous.
> 
> Be safe, a tennis ball could hurt someone!
> 
> 73,
> 
> Mickey N4MB
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