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1. Topband: strange signal (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Thu, 5 Dec 2002 03:39:28 -0000; Can anyone help identify the signal I am hearing? Frequency: 1831.26 kHz Apparent direction: NNE +/- from Northern California Modulation: OFF 3 seconds, ON 4 seconds Garry, NI6T _____________________; /archives//html/Topband/2002-12/msg00072.html (6,297 bytes)
2. Topband: propagation during the Stew Perry test (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Mon, 30 Dec 2002 06:18:35 -0500; Same here. I was QRV for the "rump" session Saturday morning in the Stew. In the half hour or so between 1500 and the ionization of the D layer by the rising sun, I logged a few dozen western station; /archives//html/Topband/2002-12/msg00302.html (7,894 bytes)
3. Topband: Nothing heard...excpet garbage (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Wed, 25 Sep 2002 06:04:21 -0000; The season has yet to reach the bottom of this canyon. However, I am hearing a strange repetitive signal on 1828.15. It is an on-off carroer sequence--hour seconds on, two seconds off, not unlike a t; /archives//html/Topband/2002-09/msg00177.html (6,505 bytes)
4. Topband: Correction: (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Wed, 25 Sep 2002 06:07:27 -0000; Excuse me: it's a pair of such signals, at 1828.00 and 1828.15. Garry, NI6T __________________________________ 160 meters--not a band but an obsession; /archives//html/Topband/2002-09/msg00178.html (6,187 bytes)
5. Topband: ET3PMW and 7X0DX (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Tue, 28 May 2002 03:44:58 -0000; Bob: Excuse me, but IMHO your Point 1 should be modified as follows: 1. being QRV from a QTH from which there is propagation to the DX. Garry; /archives//html/Topband/2002-05/msg00182.html (7,102 bytes)
6. Topband: XW1HS (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Tue, 09 Apr 2002 00:03:11 +0100; Based upon an exchange with Ray, G3NOM, I do not think they plan a serious 160 effort. 100 W and whatever they can figure out to put up on the roof of a downtown hotel, in April, in the tropics is no; /archives//html/Topband/2002-04/msg00013.html (6,545 bytes)
7. Topband: Geomagnetic condx (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Mon, 22 Apr 2002 03:31:31 -0000; Those looking for VK9ML who had hoped that condx had returned to normal after the recent CME, with its large A and K values should be aware of the following from www.spaceweather.com: X-FLARE: Twiste; /archives//html/Topband/2002-04/msg00047.html (7,770 bytes)
8. Topband: Noisy dimmer switches and RFI (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Thu, 7 Mar 2002 05:19:53 -0000; Yes, there are. The problem is that there are so many styles and models of dimmers--rotary knobs with switches at the CCW end or with push-in switches, sliders with or without switches, and toggles.; /archives//html/Topband/2002-03/msg00055.html (10,141 bytes)
9. Topband: Noisy dimmer switches and RFI (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Fri, 8 Mar 2002 06:51:28 -0000; All currently manufactured dimmers should have filters in them. I also found Dan: Yes, they should all have filters, but the bargain units usually do not. Your observation about no noise if OFF or FU; /archives//html/Topband/2002-03/msg00067.html (8,265 bytes)
10. FW: Topband: Reactance problem (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Thu, 14 Mar 2002 08:55:05 -0000; IMHO, one must be very careful when any sort of network is introduced between the antenna being measured and the MFH unit, to prevent seriously altering the reading. A two-terminal or one-port devic; /archives//html/Topband/2002-03/msg00131.html (9,251 bytes)
11. Topband: VP8THU (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Mon, 21 Jan 2002 11:54:16 +0000; George and all: Bob said the same to K4TEA, who posted it on packet. Given the original announcement of team objectives, lowbands were orphans from the start. They had no intention of being all thing; /archives//html/Topband/2002-01/msg00157.html (7,132 bytes)
12. Topband: XU7ACB (score: 1): Author: garry@ni6t.com (Garry Shapiro); Date: Tue, 18 Dec 2001 03:55:38 +0000; Hear, hear. Persistence is the quality most prized in 160m DXpeditioners. Garry __________________________________ 160 meters--not a band but an obsession; /archives//html/Topband/2001-12/msg00068.html (6,808 bytes)
13. RE: Topband: Critters Eating Coax (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Sat, 6 Sep 2003 15:30:12 -0700; Jeff: At least one of the wire and cable vendors selling to the ham community claims that polyethylene jackets are less attractive to critters than PVC jackets. I bought and installed some polyethyle; /archives//html/Topband/2003-09/msg00031.html (9,103 bytes)
14. Topband: Vertical in the woods (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Mon, 13 Oct 2003 13:30:18 -0700; This is also anecdotal, but FWIW: I live in dense canyon of second-growth redwoood, a tree that stores a huge amount of water. Most of the trees are 130 to 160 feet tall (100 years old). My usual 160; /archives//html/Topband/2003-10/msg00068.html (8,488 bytes)
15. Topband: DX window? (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Sat, 27 Dec 2003 20:42:37 -0800; Is there a DX window in the Stew? I don't recall that oddity in this contest, it's not in the rules, and I saw nothing mentioned the past few days on this Reflector. But two or three guys jumped on m; /archives//html/Topband/2003-12/msg00226.html (6,509 bytes)
16. RE: Topband: Beverage w/ground simulation (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Sun, 28 Dec 2003 18:30:58 -0800; Are you worried about ground simulation or real operation over real ground? I run mine over steep and highly variable terrain, and my Beverages are neither perfectly straight nor at constant height.; /archives//html/Topband/2003-12/msg00251.html (8,837 bytes)
17. RE: Topband: DX window (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Mon, 29 Dec 2003 13:54:10 -0800; As the old melodrama went: "Why must there be fighting and violence, violence and fighting?" Answer: because that is the way people are. The Gentleman's Agreement works on a Gentleman's Band. 160 may; /archives//html/Topband/2003-12/msg00276.html (10,339 bytes)
18. RE: Topband: Local noise environment (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Mon, 16 Feb 2004 16:34:08 -0800; The capacitors may be on the edge of failure. Several years ago, I was fortunate to get to know a local lineman who had been assigned to RFI/TVI mitigation--a job no one else in the yard wanted. We d; /archives//html/Topband/2004-02/msg00260.html (10,126 bytes)
19. RE: Topband: 160m at solar max (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Sat, 3 Apr 2004 22:58:37 -0800; Eric: That is OK as general advice for general topband DXing. But I am not sure it applies in the case of a difficult location. For example, I doubt if time of year or time of cycle matters much on t; /archives//html/Topband/2004-04/msg00024.html (8,158 bytes)
20. RE: Topband: PSK-31 (score: 1): Author: "Garry Shapiro" <garry@ni6t.com>; Date: Wed, 28 Apr 2004 12:30:25 -0700; Mike: "I am not entirely familiar with the PSK31 specification, but I suspect that they are using root-raised cosine symbol shaping to minimize the occuppied bandwidth of the signal." Although I have; /archives//html/Topband/2004-04/msg00251.html (9,187 bytes)

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