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Re: [IRCA] more same stations, different receiving setups
- Subject: Re: [IRCA] more same stations, different receiving setups
- From: James Renfrew <jim.renfrew@xxxxxxxxx>
- Date: Thu, 14 Jul 2016 02:58:08 -0400
- Delivered-to: archive@xxxxxxxxxxxxxxxxxxxx
- Delivered-to: irca@xxxxxxxxxxxxxxxx
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Nothing quite like rolling out a thousand feet or more of beverage through
dense pine and swamp along the rocky Newfoundland coast. Even more fun
with "weather".
Chuck's quick set-up at the cliffs was the stuff of Olympic standards. Jim
Renfrew
On Jul 14, 2016 02:52, <d1028gary@xxxxxxxxxxx> wrote:
> Chuck -
>
> My original comment about the broadband loop's "extended" setup time was
> in comparison to Nick's active whip setup, or a single FSL setup. Whenever
> you need to set up two secure vertical supports and adjust a control to
> optimize F/B ratio you are likely to take more time than erecting a whip
> antenna, or plopping a large FSL on a "Walker" base. On the other hand I
> agree that the setup time of your ocean cliff broadband loops would be
> "trivial" in comparison to setting up something like a large DKAZ, long
> beverage or QDFA at sea level.
>
> Gary
>
>
>
> ----- Original Message -----
>
> From: "Chuck Hutton" <charlesh3@xxxxxxx>
> To: "Mailing list for the International Radio Club of America" <
> irca@xxxxxxxxxxxxxxxx>
> Sent: Wednesday, July 13, 2016 10:48:32 PM
> Subject: Re: [IRCA] more same stations, different receiving setups
>
> Gary -
>
>
> Your original comment was that the loops required extended setup time. I
> hope you'll now agree the flag / corner fed loop has trivial setup times.
>
>
> Chuck
>
>
> ________________________________
> From: IRCA <irca-bounces@xxxxxxxxxxxxxxxx> on behalf of
> d1028gary@xxxxxxxxxxx <d1028gary@xxxxxxxxxxx>
> Sent: Thursday, July 14, 2016 5:42 AM
> To: America, Mailing
> Subject: Re: [IRCA] more same stations, different receiving setups
>
> Chuck:
>
> Thanks for your comments.
>
> <<< My flag kit can be installed in total darkness in 10-12 minutes, as
> Jim Renfrew witnessed a few weeks ago. There can't be much difference
> between that and setup of your FSL Walkers (homage to Star Wars). >>>
>
> Actually a single large FSL can be set up on its PVC base (a.k.a.
> "Walker") within about 2 minutes, and was done so a couple of times at the
> cliff (Saturday and Monday mornings) resulting quick loggings of 1017-Tonga
> upon first arrival at the site. The FSL setup only takes serious time who
> you deploy four of them, complete with PVC bases, PVC radio holder frames,
> plastic totes, Ultralight radios, digital recorders and connecting wires.
> Hiroo Nakagawa was amazed at this extravaganza, and after watching it for a
> few minutes did the complete disassembly for all four PVC "Walkers" on the
> last day.
>
> 73, Gary
>
>
>
> ----- Original Message -----
>
> From: "Chuck Hutton" <charlesh3@xxxxxxx>
> To: "Mailing list for the International Radio Club of America" <
> irca@xxxxxxxxxxxxxxxx>
> Sent: Wednesday, July 13, 2016 4:43:13 PM
> Subject: Re: [IRCA] more same stations, different receiving setups
>
> Gary:
>
>
> I agree about the FSL's.
>
>
> My flag kit can be installed in total darkness in 10-12 minutes, as Jim
> Renfrew witnessed a few weeks ago. There can't be much difference between
> that and setup of your FSL Walkers (homage to Star Wars).
>
>
> The deltas / loops are really not big for the cliffs. You could put 10 of
> Tom's deltas in Rockworks 4 if you had supports. I could make my 18x18 flag
> 6 times longer if desired.
>
>
> And my jury is still out on the active whip after listening to the
> recordings of weaker stations. Nick may have to be a big spender and go for
> the 6' or 10' element. I'd be curious about using the standard 102' cb whip
> which should mount onto the AMRAD unit.
>
>
> Chuck
>
>
> ________________________________
> From: IRCA <irca-bounces@xxxxxxxxxxxxxxxx> on behalf of
> d1028gary@xxxxxxxxxxx <d1028gary@xxxxxxxxxxx>
> Sent: Wednesday, July 13, 2016 9:10 PM
> To: America, Mailing
> Subject: Re: [IRCA] more same stations, different receiving setups
>
>
> The large (for the cliff) broadband loops used by Tom and Chuck are
> superior performers for relatively sensitive investigation of the entire MW
> band, but do require some extended setup time (in comparison to your active
> whip and the FSL's), and have some weather vulnerabilities (in comparison
> to your active whip).
>
> Your active whip provides generally good performance in covering the
> entire band, and excels in quick setup and weather survivability (as we all
> found out on the "day of the drowned rats").
>
> The FSL's do require manual tuning (with the related weather hassles), but
> they provide unexcelled low band performance, extremely quick setup and
> have a huge advantage in performance for the compact size (they can be set
> up in one square yard of flat space).
>
> Of course, all of these antennas get a DU-DXing performance boost when
> they are deployed at an ocean cliff site, with its solid-rock attenuation
> of back-side domestic signals and transoceanic signal boost. Related to
> this, I hope that you will post the results of your July 11th comparison of
> the ocean cliff propagation with that of the sea-level campsite nearby (in
> which the Rockwork 4 DU-DXing results kicked those of the sea-level site
> "off of the cliff").
>
> 73, Gary DeBock (in Puyallup, WA, USA)
>
>
>
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