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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+SP7GXP\s+antennas\?\s*$/: 28 ]

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21. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: Alfredo Velez WP3C via TowerTalk <towertalk@contesting.com>; Date: Thu, 21 Oct 2021 21:39:20 +0000 (UTC); I installed a GXP and the comparison with the JK are almost the same. Alfredo WP3C/NP4DX Howdy, TowerTalkians - Has anyone ever used an antenna made by this guy? They sure are big - hi. Any com; /archives//html/Towertalk/2021-10/msg00129.html (10,057 bytes)
22. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: Fredric Serota <fserota@msn.com>; Date: Thu, 21 Oct 2021 23:27:26 +0000; I dont believe the JK makes a 6 bander Fred K3BHX Get Outlook for iOS<https://aka.ms/o0ukef> ________________________________ From: TowerTalk <towertalk-bounces@contesting.com> on behalf of Alfredo V; /archives//html/Towertalk/2021-10/msg00130.html (12,273 bytes)
23. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: Wayne Kline <w3ea@hotmail.com>; Date: Fri, 22 Oct 2021 00:19:49 +0000; I have installed an GPX 2 element 30 /40 meter beam. The Machine work is TOP notch. The antenna requires element truss and boom truss. They supply the hardwear but you must choise you meterial (I use; /archives//html/Towertalk/2021-10/msg00131.html (14,071 bytes)
24. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Thu, 21 Oct 2021 17:21:28 -0700; 73... Randy, W8FN SP7GXP is quoting dBd - but does not say "free space" or "ground reflection" Frequency: 28, 21, 14 MHz Number of elements per band: 28 MHz 8 ele. 21 MHz 4 ele. 14 MHz 4 ele. Gain [d; /archives//html/Towertalk/2021-10/msg00132.html (10,732 bytes)
25. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Thu, 21 Oct 2021 17:43:47 -0700; Yes, you could power your measurement system with a perpetual motion machine as well. The Hairy Ball Theorem says that building an isotropic antenna is impossible. (https://en.wikipedia.org/wiki/Hair; /archives//html/Towertalk/2021-10/msg00134.html (9,554 bytes)
26. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: Pete Smith N4ZR <pete.n4zr@gmail.com>; Date: Thu, 21 Oct 2021 22:46:31 -0400; Frankly I'm wondering more about the physdcal durability of the antennas, if they weigh (as some have said) only about 2/3 as much as the equivalent product from JK or Opti-beam. Thinner-walled tubi; /archives//html/Towertalk/2021-10/msg00135.html (10,672 bytes)
27. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: W0MU Mike Fatchett <w0mu@w0mu.com>; Date: Fri, 22 Oct 2021 09:04:25 -0600; Talk to W2RE with RHR that is all they use. I have the 13-6 waiting to go up next year. 2 ele on 40 and 3 on the the other bands. It is missing 30m. About 100 pounds. Has anyone ever used an; /archives//html/Towertalk/2021-10/msg00139.html (10,070 bytes)
28. Re: [TowerTalk] SP7GXP antennas? (score: 1): Author: W0MU Mike Fatchett <w0mu@w0mu.com>; Date: Fri, 22 Oct 2021 10:18:27 -0600; You have to email them for current pricing. Shipping is expensive as expected. Shipped in rock solid pvc containers. Our UPS driver was impressed. Two things also puzzle me - I can't find any pric; /archives//html/Towertalk/2021-10/msg00140.html (14,246 bytes)

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