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1. TopBand: feed line lengths (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 29 Jan 1999 08:39:46 -0500; Hi Craig, Near Cleveland OH, my receiving antennas were about a mile away. I had a mixture of RG-6 and hardline (using regular CATV fittings). The only problem was I went under a road through a culve; /archives//html/Topband/1999-01/msg00200.html (9,243 bytes)
2. TopBand: Re: EWE dialogue (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Tue, 26 Jan 1999 11:59:28 -0500; There is no free lunch with directivity. In order to have a narrow pattern, you need physical space in the array. You can get a big improvement if you have noise mostly arriving from one fixed direct; /archives//html/Topband/1999-01/msg00174.html (7,205 bytes)
3. TopBand: 1830, etc (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Thu, 21 Jan 1999 09:55:35 -0500; Thanks for clarifying my response Bill. Like others in the USA, I still hear AM BC carrier harmonics on 1820, 30, 40, and 55 (55 is a mix of two stations from the northwest, how it winds up on 55 I h; /archives//html/Topband/1999-01/msg00157.html (6,639 bytes)
4. TopBand: half sloper (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Thu, 21 Jan 1999 08:19:03 -0500; Hi Warren, There is no formula for calculating the resonant length of a half sloper. That's because the tower and everything on the tower is the other half of the antenna. It's sorta like trying to c; /archives//html/Topband/1999-01/msg00155.html (7,124 bytes)
5. TopBand: 1830 QRM gone (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Wed, 20 Jan 1999 11:01:08 -0500; Thanks everyone for all the help and suggestions. It took a while, but I tracked down the offending station. It was WEZN on 610 in Birmingham AL. They broadcast the same audio feed as several other s; /archives//html/Topband/1999-01/msg00153.html (6,917 bytes)
6. TopBand: WAS IT REALLY.....? (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Thu, 14 Jan 1999 20:31:09 -0500; That's right! It was a rare horizontal night from here, the phased dipoles at 250 feet pointed due east were much better than the four square. (Except at some moments of time) This is the SECOND nigh; /archives//html/Topband/1999-01/msg00127.html (7,875 bytes)
7. TopBand: Noise Phasing Units (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Sun, 10 Jan 1999 13:20:11 -0500; I can add a few things about these noise cancelers, since I spent some quality time with them. First, the 1025/1026 is a derivative of a unit I've used here for some time. Unlike other similar units,; /archives//html/Topband/1999-01/msg00101.html (8,528 bytes)
8. TopBand: Re: 1830 noise (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Sun, 10 Jan 1999 12:45:44 -0500; This signal is a real signal from one source, not mixing in a RX. It might be useful to explain how you can tell... Two ways to tell are: 1.) Add attenuation, and watch signal levels for a linear pr; /archives//html/Topband/1999-01/msg00100.html (8,878 bytes)
9. TopBand: FIO now QRT (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 08 Jan 1999 11:21:35 -0500; Thanks everyone. This went better than Gainesville GA (FKV). The airport manager of Farrington Airport (the real owner of FIO) was very cordial on the phone just now. This is a non-FAA facility, so t; /archives//html/Topband/1999-01/msg00075.html (6,913 bytes)
10. TopBand: FIO Has blown it's cork (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 08 Jan 1999 04:37:29 -0500; FIO, an NDB airport marker in Paducah KY has completely blown it's cork today. It is transmitting spurs every one kHz from about 1822.7 to 1856!!! Anyone know the person in charge at the Paducah Airp; /archives//html/Topband/1999-01/msg00069.html (6,633 bytes)
11. TopBand: "Best" Receiver for 160 Work (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Sat, 02 Jan 1999 00:19:22 -0500; Hi Clive, Most rigs that work QSK click, especially on split frequency operation. Even if waveshape is good, the VCO's don't settle down totally before RF comes out. 73 Tom -- FAQ on WWW: http://www.; /archives//html/Topband/1999-01/msg00019.html (7,935 bytes)
12. TopBand: BC Hash (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Wed, 30 Dec 1998 10:56:50 -0500; I've gotten some input but I'm still asking for help from anyone who hears BC hash around 1830, in particular if they hear it really strong. It comes and goes, sometimes off for long periods. It soun; /archives//html/Topband/1998-12/msg00342.html (7,085 bytes)
13. TopBand: FT-1000 mod (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Wed, 30 Dec 1998 09:25:52 -0500; Just to clarify this: My rig is a FT1000, which is the same (less some options) as a 1000D electrically. I think the FT-1000's are very different than the 1000MP. Sorry for any confusion. 73, Tom --; /archives//html/Topband/1998-12/msg00341.html (6,670 bytes)
14. TopBand: FT-1000 mod (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Mon, 28 Dec 1998 17:24:34 -0500; This mod greatly improves strong signal IMD in the FT-1000. I used a two kHz test spacing in the measurements, so the 12 kHz wide 70 MHz first IF filter did not make results look artificially better.; /archives//html/Topband/1998-12/msg00314.html (8,720 bytes)
15. TopBand: Grid Square Look up site? (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Mon, 28 Dec 1998 12:19:10 -0500; I have a question. YV1NX gave me his QTH and ASKED me to look up his grid square for him. I sent his grid square to him since he had no idea what it was and how to look it up. HR1LW also informed me; /archives//html/Topband/1998-12/msg00299.html (8,850 bytes)
16. TopBand: 1000MP RX (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Mon, 28 Dec 1998 09:49:45 -0500; I hope Bill doesn't mind this post, but this does apply to 160 meters. There are a lot of FT1000's in use. 160 meters always requires exceptional dynamic range when DX signals are weak and the band i; /archives//html/Topband/1998-12/msg00298.html (8,606 bytes)
17. TopBand: 1830 BCB QRM (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 25 Dec 1998 23:33:58 -0500; Off and on for the past few weeks, I'm pretty sure WDOD in Chattanooga has been popping up on various places in the 160 band. It was up around 1900 kHz last week. My only verification is the fact tha; /archives//html/Topband/1998-12/msg00253.html (7,220 bytes)
18. TopBand: RE: Poor 160 Conditions (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 25 Dec 1998 23:02:42 -0500; Hi Bob, Thanks for the reply. I can see I must read something into the text I have that isn't really what goes on. Hopefully you can help with one more question. This stuff is hard to follow. That mu; /archives//html/Topband/1998-12/msg00257.html (8,357 bytes)
19. TopBand: RE: Poor 160 Conditions (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 25 Dec 1998 08:13:52 -0500; Hi Bob, Everything I've read indicates signal levels drop as frequency is moved further below the MUF, and the strongest signals occur just below the MUF. It is in the Antenna Engineering Handbook se; /archives//html/Topband/1998-12/msg00247.html (8,796 bytes)
20. TopBand: InRad FT1000MP Mod: Good for 160? (score: 1): Author: w8ji.tom@MCIONE.com (w8ji.tom); Date: Fri, 25 Dec 1998 08:03:43 -0500; Hi Ty, the My this My regular FT-1000 suffers from too much gain ahead of the narrow filters in the lower IF's, particularly on 160 meters. I don't know how the MP compares, but the last thing the re; /archives//html/Topband/1998-12/msg00246.html (8,224 bytes)

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