[amsat-bb] Tripod for Arrow
W3AB/GEO
w3ab at yahoo.com
Thu Apr 25 21:30:36 UTC 2019
I guess I didn't. What I saw was direct to me, not through the BB.
___
Sent from my two way wrist watch
73 de W3AB/GEO
On Apr 25, 2019, 14:25, at 14:25, "Bob Liddy (K8BL) via AMSAT-BB" <amsat-bb at amsat.org> wrote:
> Geo,
>I didn't see an attachment. Do you mean the Link?
>Bob K8BL
>On Thursday, April 25, 2019, 5:13:56 PM EDT, W3AB/GEO via AMSAT-BB
><amsat-bb at amsat.org> wrote:
>
> I received it with the attachment.
>
>___
>Sent from my two way wrist watch
>73 de W3AB/GEO
>
>On Apr 25, 2019, 13:24, at 13:24, "Stephen E. Belter" <seb at wintek.com>
>wrote:
>>No, the AMSAT-BB removes file attachments.
>>
>>In general, you can include hyperlinks (URL's) to webpages, Twitter
>>posts, or Dropbox locations.
>>
>>73, Steve N9IP
>>--
>>Steve Belter, seb at wintek.com
>>
>>
>>
>>On 4/25/19, 8:13 AM, "AMSAT-BB on behalf of W3AB/GEO via AMSAT-BB"
>><amsat-bb-bounces at amsat.org on behalf of amsat-bb at amsat.org> wrote:
>>
>> Can files be attached?
>>
>> ___
>> Sent from my two way wrist watch
>> 73 de W3AB/GEO
>>
>>On Apr 24, 2019, 12:58, at 12:58, KE6BLR Robert via AMSAT-BB
>><amsat-bb at amsat.org> wrote:
>> >Here is a link to a photo of the Arrow on the Amazon tripod:
>> >
>> >https://twitter.com/MachaleRobert/status/1121138773394255872
>> >
>> >On Wed, Apr 24, 2019 at 12:30 PM Ryan Noguchi via AMSAT-BB <
>> >amsat-bb at amsat.org> wrote:
>> >
>> >> There have already been a lot of good comments on the list on
>why
>> >> handheld antennas work a lot better if you can manage it, and I'm
>> >> definitely in that camp. My experience with my home station (an
>Elk
>> >on a
>> >> tripod in the attic with an azimuth-only TV rotator and a fixed
>> >elevation
>> >> of about 18 degrees) also corroborates this, as I find that
>> >mismatched
>> >> elevation makes very little difference, but mismatched
>polarization
>> >makes a
>> >> huge difference.
>> >>
>> >> When I was confined to a fixed location, one trick that I've
>found
>> >helped
>> >> is to suspend the tip of the antenna to bear part of its weight.
>In
>> >my back
>> >> yard, I have strung up some horizontal (non-conductive) lines
>that
>> >are at
>> >> about the right height for me to hold the Arrow horizontal with
>my
>> >arm
>> >> extended and the tip of the antenna resting on the line, with
>line
>> >"hooked"
>> >> on the forward-most element. This saves a lot of fatigue on those
>> >long
>>>> portions of the pass when the elevation angle is low, provides
>added
>> >height
>> >> to reduce the workable elevation angle, and enables almost
>complete
>> >freedom
>> >> of rotation for polarization. I've used this approach with both
>the
>> >Elk and
>>>> the Arrow to good effect. It does require a little more practice
>and
>> >> attention with the Arrow due to the crossed geometry, but it
>was
>> >certainly
>> >> very workable. I have the lines strung out in three directions
>> >optimized
>> >> for different pass geometries, which was more useful for the
>Arrow
>> >than the
>>>> Elk. I don't use them much any more since I got over my fear of
>>being
>> >> "outed" and started operating in full view of the public.
>> >>
>> >>
>> >> Operating completely pedestrian-portable is also very handy if
>you
>> >have to
>>>> move during the pass to clear obstructions or distance yourself
>from
>> >> (audio) noise sources. Operating writing-hand-free can be very
>> >doable, even
>> >> without VOX. I hold the antenna with one hand, and leave the
>other
>> >hand
>> >> free for tuning, logging in real time, pressing the earpiece
>PTT
>> >switch,
>> >> and occasionally holding an umbrella.
>> >>
>> >>
>> >> 73, Ryan AI6DO
>> >> _______________________________________________
>>>> 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.
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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.
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>> >program!
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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.
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>>are solely those of the author, and do not reflect the official views
>>of AMSAT-NA.
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>>program!
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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: https://www.amsat.org/mailman/listinfo/amsat-bb
>
>_______________________________________________
>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!
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