[amsat-bb] Screw threads on Arrow?

[Matt Patterson]

Not sure what they are built out of now but back in the day they were 
aluminum arrow shafts.  I know because the one I have says Easton on 
every element.  :)

73 Matt
W5LL

On 8/5/2015 12:11 PM, David Rush wrote:
> I'm fairly certain that mine, purchased more than 10 years ago, is 
> using actual arrow shafts, not something based on arrow shafts.
>
> And I'm 95% certain that it's 8-32 threaded rod that connects them. It 
> looks like 8-32, and I pulled a random "this looks like an 8-32 nut" 
> out of my bin of random machine screws and nuts, and it fit just fine.
>
> 73, David, ky7dr
>
> On 2015-08-05 11:00, Diane Bruce wrote:
>> On Wed, Aug 05, 2015 at 12:51:15PM -0400, David wrote:
>>> So you guys got me thinking, after looking at these elements and 
>>> measuring
>>> it realized something... these look like Aluminum Arrow shafts, and the
>>> inserts might be the arrow broadhead insert.. which all parts are 
>>> readily
>>> available at most sporting good stores for building you own arrows 
>>> (yes I am
>>> a hunter and used to bow hunt)
>> The commercialised Arrow design was based upon an article on using
>> arrow shafts in an antenna.
>>
>> Not a surprise at all. ;)
>>
>>> I will double check this and let you all know, I'll have to do this 
>>> later
>>> today after I'm off work.. but if this is the case replacements 
>>> should be
>>> very easily created.
>>>
>>> David,  KK4QOE
>>>
>>> -----Original Message-----
>>> From: David [mailto:dwarnberg at verizon.net]
>>> Sent: Wednesday, August 05, 2015 12:39 PM
>>> To: 'David'; 'Diane Bruce'
>>> Cc: amsat-bb at amsat.org; 'Don Hoover (WS4E)'
>>> Subject: RE: [amsat-bb] Screw threads on Arrow?
>>>
>>> Actually I found it online.. here is the link...
>>> http://www.arrowantennas.com/parts/p146437-10.html
>>>
>>> David, KK4QOE
>>>
>>> -----Original Message-----
>>> From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of David
>>> Sent: Wednesday, August 05, 2015 12:33 PM
>>> To: 'Diane Bruce'
>>> Cc: amsat-bb at amsat.org; 'Don Hoover (WS4E)'
>>> Subject: Re: [amsat-bb] Screw threads on Arrow?
>>>
>>> Ahh yes, my mistake... Anyway there is a spare parts list that came 
>>> with the
>>> antenna (I have it) but it does not list size, it says 2 - 1/4 
>>> stud.. but
>>> that does not answer your question..
>>>
>>> If you need this list or would like it I can scan it and post it or 
>>> send it
>>> to you..
>>>
>>> Sorry for the confusion
>>>
>>> David, KK4QOE
>>>
>>> -----Original Message-----
>>> From: Diane Bruce [mailto:db at db.net]
>>> Sent: Wednesday, August 05, 2015 11:58 AM
>>> To: David
>>> Cc: 'David Haworth'; 'Don Hoover (WS4E)'; amsat-bb at amsat.org
>>> Subject: Re: [amsat-bb] Screw threads on Arrow?
>>>
>>> On Wed, Aug 05, 2015 at 11:29:08AM -0400, David wrote:
>>>> If I recall correctly they are the same size as a camera tripod.. so
>>>> they would be a 1/4-20
>>> I was going to answer this then realised he is really talking about the
>>> elements themselves? I've not looked yet.
>>>
>>>> David, KK4QOE
>>>>
>>>> -----Original Message-----
>>>> From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of David
>>>> Haworth
>>>> Sent: Wednesday, August 05, 2015 11:03 AM
>>>> To: Don Hoover (WS4E)
>>>> Cc: amsat-bb at amsat.org
>>>> Subject: Re: [amsat-bb] Screw threads on Arrow?
>>>>
>>>> They look like 8-32
>>>>
>>>>
>>>>> On Aug 5, 2015, at 6:29 AM, Don Hoover (WS4E) <ws4e at arrl.net> wrote:
>>>>>
>>>>> Does anyone know the screw size/threads used for the elements on the
>>>>> dual band Arrow Antenna?
>>>>>
>>>>> I have some that are a little bent and want to start looking for
>>>>> replacements and maybe buy some spares as well.
>>>>>
>>>>> Thanks.
>>>>> Don
>>>>> WS4E
>>>>> _______________________________________________
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>>>>> Opinions expressed are solely those of the author, and do not
>>>>> reflect the
>>>> official views of AMSAT-NA.
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>>>> 73,
>>>> Clear and dark skies without RFI,
>>>> David Haworth, WA9ONY
>>>> http://www.stargazing.net/david <http://www.stargazing.net/david>
>>>> davidahaworth at icloud.com
>>>>
>>>>
>>>>
>>>> _______________________________________________
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>>>> _______________________________________________
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>>>> to all interested persons worldwide without requiring membership.
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>>>> the
>>> official views of AMSAT-NA.
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>>> -- 
>>> - db at FreeBSD.org db at db.net http://www.db.net/~db
>>>
>>> _______________________________________________
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>>> available to all
>>> interested persons worldwide without requiring membership. Opinions
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>>> official
>>> views of AMSAT-NA.
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>>>
>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. 
> Opinions expressed
> are solely those of the author, and do not reflect the official views 
> of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite 
> program!
> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb
>
>