- 121. Re: Topband: Vee Beams (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Sat, 13 Dec 2008 11:15:17 +1300
- Even at that height, this discussion has not taken into account the polarisation coupling effects that have to be considered at MF. In some parts of the world you won't get good coupling into the ion
- /archives//html/Topband/2008-12/msg00143.html (8,364 bytes)
- 122. Re: Topband: NA sunset opening (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Tue, 16 Dec 2008 06:00:14 +1300
- Hi Len, Well I'm glad you guys are having fun. I've just returned inside from the shack, having sat through 30 minutes pre-sunrise without hearing a single signal on the band, except for the ZL digi
- /archives//html/Topband/2008-12/msg00167.html (7,693 bytes)
- 123. Topband: New Beverage (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Tue, 06 Jan 2009 19:44:58 +1300
- I have recently erected a 320m Bev at my new remote receive site. This is the first Bev I have used in ZL ( I did have one in ZS), and it is working extremely well. Since I also have an N2PK VNA (vec
- /archives//html/Topband/2009-01/msg00031.html (7,291 bytes)
- 124. Topband: 2-wire Beverage (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Thu, 08 Jan 2009 22:07:54 +1300
- To all the Beverage gurus. I have an opportunity to make a 1100 ft 2-wire Bev on a remote site, but the wires will be suspended independently in tree branches. Line impedance will therefore not be un
- /archives//html/Topband/2009-01/msg00060.html (6,517 bytes)
- 125. Re: Topband: 160 Meter Long Path (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Sat, 10 Jan 2009 18:15:55 +1300
- 73, Greg, ZL3IX _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/mailman/listinfo/topband
- /archives//html/Topband/2009-01/msg00086.html (7,704 bytes)
- 126. Re: Topband: 160 Meter Propagation (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Tue, 13 Jan 2009 19:16:43 +1300
- Hi Thomas, Unfortunately I don't have the knowledge to debate the physics theory behind TB propagation, but my experience in ZL, which is now approaching one solar cycle, is starting to indicate the
- /archives//html/Topband/2009-01/msg00113.html (8,604 bytes)
- 127. Topband: EZNEC and RDF (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Thu, 22 Jan 2009 19:49:27 +1300
- Does anyone know a short way using EZNEC to show the RDF of a TB antenna? I would have thought that it should be shown on the FF plot somewhere but I don't see it. Seems a pity to go and calculate it
- /archives//html/Topband/2009-01/msg00222.html (6,940 bytes)
- 128. Topband: EZNEC and RDF (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Fri, 23 Jan 2009 06:46:28 +1300
- Thanks to all the guys who replied to my question (Bill, Lee, Igor). My problem was that I was looking for the average gain in the plot window (with all the other gains), not the main window. Silly m
- /archives//html/Topband/2009-01/msg00226.html (7,056 bytes)
- 129. Topband: K7RAT/B (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Thu, 07 May 2009 06:20:00 +1200
- I have listened on two nights before going to bed, and my results are also inconclusive so far. On Tuesday night I could not really hear either beacon, while last night I heard both at about Q3. The
- /archives//html/Topband/2009-05/msg00028.html (6,417 bytes)
- 130. Topband: K7RAT/B (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Thu, 07 May 2009 22:13:52 +1200
- Listening now, and both QRG's about the same across the Pac. 73, Greg, ZL3IX _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/ma
- /archives//html/Topband/2009-05/msg00035.html (6,531 bytes)
- 131. Topband: K7RAT/B (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Sun, 10 May 2009 20:46:39 +1200
- Lots of QSB on both, but tonight the lower one is better, coming up to Q4 on peaks. The higher one was only ever at Q3. Greg, ZL3IX _______________________________________________ Topband mailing lis
- /archives//html/Topband/2009-05/msg00048.html (7,244 bytes)
- 132. Topband: K7RAT/B (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Thu, 14 May 2009 21:38:28 +1200
- Once more plenty of QSB on both, and once more the lower one has the edge by a couple of dB on average. 73, Greg, ZL3IX _______________________________________________ Topband mailing list Topband@co
- /archives//html/Topband/2009-05/msg00058.html (7,122 bytes)
- 133. Topband: Abysmal condx (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Mon, 01 Jun 2009 08:13:51 +1200
- My total number of Q's for WPX = 1! Worked NR6O on Saturday night. Called NR4M, NE5D, and WE3C at various times, but they didn't hear me through the summer QRN. That was the sum total of stations hea
- /archives//html/Topband/2009-05/msg00132.html (6,490 bytes)
- 134. Topband: Dual feed for Pennants (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Tue, 23 Jun 2009 23:06:18 +1200
- Hi all, I have the opportunity to extend my remote Rx site with a couple of phased Pennants for the SE/NW direction. I intend to cover both directions with a single pair of antennas, and use relays t
- /archives//html/Topband/2009-06/msg00075.html (7,077 bytes)
- 135. Re: Topband: Dual feed for Pennants (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Wed, 24 Jun 2009 20:41:39 +1200
- Several guys have told me that they have not managed to get this idea of running the coax between the arms of the antenna, to work. I have also realised that I would need two relays, or a 4PDT relay,
- /archives//html/Topband/2009-06/msg00079.html (8,625 bytes)
- 136. Re: Topband: broadband transformer help please (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Wed, 22 Jul 2009 21:14:23 +1200
- The material permeability can be determined, but you will need to know the effective length of the magnetic path, and the effective cross section area. My guess is that you should be more interested
- /archives//html/Topband/2009-07/msg00091.html (8,802 bytes)
- 137. Re: Topband: Activity In The South Pacific (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Sat, 08 Aug 2009 08:02:13 +1200
- Hi Victor, Welcome back to 160m. As JC indicated, there is not a tremendous amount of activity in the S Pac, but a small group of us do check out condx at around 0930z. The PY team also joins in quit
- /archives//html/Topband/2009-08/msg00028.html (7,156 bytes)
- 138. Re: Topband: Remote Receiving Antenna (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Wed, 12 Aug 2009 17:56:15 +1200
- Hi Rick, It has been done both ways. Personally I use a UHF link for my remote. You need similar equipment to that used in a repeater installation, as you will need to run full duplex. The uplink is
- /archives//html/Topband/2009-08/msg00058.html (7,638 bytes)
- 139. Re: Topband: noise floor (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Mon, 19 Oct 2009 05:47:54 +1300
- Hi Pete, I am also using PowerSDR on Topband, although mine is with HPSDR hardware. The noise level I see on a full sized transmit antenna in a 500 Hz bandwidth, is -97 dBm, or about S5. This basic n
- /archives//html/Topband/2009-10/msg00201.html (8,506 bytes)
- 140. Re: Topband: QUESTION (score: 1)
- Author: Greg - ZL3IX <zl3ix@inet.net.nz>
- Date: Fri, 23 Oct 2009 05:31:22 +1300
- Hi Bob, Well, if you count ZL as "down under", yes we are still around. Personally I have been QRT for a week though, as I had the solar panels and battery stolen from my remote Rx site last week. I
- /archives//html/Topband/2009-10/msg00303.html (7,215 bytes)
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