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References: [ +from:KN4LF: 167 ]

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101. Topband: 160 Meter Loops (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 21 Sep 2000 10:41:37 -0400 (EDT); I have been experimenting and using loops on the broadcast band back to 1996 and 1990 on 160 meters. On 160 meters a loop should be .08 to .10 wavelength max. for bidirectional broadside peaking and; /archives//html/Topband/2000-09/msg00119.html (7,565 bytes)
102. Topband: Skewed Propagation (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 28 Sep 2000 12:28:11 -0400 (EDT); Thomas KN4LF Says: 160 meter propagated signals are always going to travel along the path of least absorptive resistance. I saw this occur quite regularly during ionospheric storms in California when; /archives//html/Topband/2000-09/msg00164.html (6,924 bytes)
103. Topband: Auroral Path Propagation (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Tue, 8 Aug 2000 10:34:01 -0400 (EDT); I tried testing this back in the '80s and never saw any significant difference between the low end and the top end of the 160m band on a transauroral path. Whether at 1800 kc or 2000 kc, either part; /archives//html/Topband/2000-08/msg00022.html (7,657 bytes)
104. Topband: Topband Radials System (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 10 Aug 2000 18:29:32 -0400 (EDT); Dick W1ZC Said: I put down 175 radials, over about a 3/4 year period, from rolls of insulated #22,24, etc. hookup wire, bought at various flea markets (cheap) in 500-1000' rolls. Basic: the more radi; /archives//html/Topband/2000-08/msg00032.html (7,828 bytes)
105. Topband: Aurora Sighting (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Sat, 15 Jul 2000 23:03:56 -0400 (EDT); Here in Plant City, Fl. at 28 deg. north lat. at 10:45 pm on Saturday 7/15/00 I can see a faint reddish pink neon type glow on my north horizon at about 10-20 degrees above the horizon. I live in a d; /archives//html/Topband/2000-07/msg00028.html (7,426 bytes)
106. Topband: Summer 160 Meter DX (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Mon, 31 Jul 2000 12:00:51 -0400 (EDT); KK4TR, N1CZZ and KN4LF here in Florida have been on 1830 and 1845 kc's most every night throughout this summer of 2000. With a quiet Atlantic/Caribbean tropics and the drought in the southern U.S., w; /archives//html/Topband/2000-07/msg00054.html (7,135 bytes)
107. Topband: D Layer Absorption Link (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 25 May 2000 11:52:43 -0400 (EDT); D-Region Absorption Prediction http://sec.noaa.gov/rt_plots/dregion.html Take Care, Thomas Giella, KN4LF -- FAQ on WWW: http://www.contesting.com/topband.html Submissions: topband@contesting.com Adm; /archives//html/Topband/2000-05/msg00075.html (6,672 bytes)
108. Topband: 160 Meter Links (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Sat, 1 Apr 2000 14:01:52 -0500 (EST); I've compiled a series of useful 160 meter links on my website at: http://kn4lf.tripod.com/index-2.html The links cover propagation, DXing, contesting, antenna's, powerline noise and other fellow 160; /archives//html/Topband/2000-04/msg00001.html (7,070 bytes)
109. Topband: Summer DX (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 6 Apr 2000 10:02:39 -0400 (EDT); Summer QRN pretty much puts an end to DXing in Florida, the lightning capital of the country. Though we usually due have several nights throughout the summer that would allow some DXing. However when; /archives//html/Topband/2000-04/msg00019.html (6,951 bytes)
110. Topband: Band Opening (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 2 Mar 2000 14:30:12 -0500 (EST); I worked DJ7AA at 0433 UTC this morning on LSB and received a 44 report with my QRP 125 watts and 1/2 wave linear loaded L. Will ws 55 at time of QSO but later peaked here in Central Florida at 59+10; /archives//html/Topband/2000-03/msg00005.html (7,031 bytes)
111. Topband: QRN On Topband (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Sun, 19 Mar 2000 17:48:48 -0500 (EST); I too recently discovered a wall wart as a source of QRN on 160 meters. Other recently discovered sources of QRN were: my outside mercury vapor security light fixture, a nearby neighbors faulty light; /archives//html/Topband/2000-03/msg00054.html (7,009 bytes)
112. Topband: Topband Noise Tracking Procedures (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Tue, 21 Mar 2000 17:25:16 -0500 (EST); I've received alot of emails concerning my previous post on 160 meter noise tracking and dealing with the offender, so I figured I'd share the info with all. I always start out with a return receipt; /archives//html/Topband/2000-03/msg00060.html (8,364 bytes)
113. R: Topband: 240' tower (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Mon, 7 Feb 2000 18:52:04 -0500 (EST); Thomas KN4LF Says: Unfortunately, for a 1/2 wave vertical the Fresnel Zone where the first reflection occurs and your low angle pattern develops and a high quality ground screen would need to be conc; /archives//html/Topband/2000-02/msg00053.html (7,186 bytes)
114. Topband: RE: Top Hat Vertical Or T Antenna (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Mon, 21 Feb 2000 15:51:07 -0500 (EST); 73, Thomas Giella KN4LF -- FAQ on WWW: http://www.contesting.com/topband.html Submissions: topband@contesting.com Administrative requests: topband-REQUEST@contesting.com Problems: owner-topband@conte; /archives//html/Topband/2000-02/msg00152.html (6,932 bytes)
115. Topband: Contest QRN (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Thu, 24 Feb 2000 09:31:32 -0500 (EST); I own a small weather consulting business alongside my antenna manufacturing company. As an FYI It appears that much thundertorm induced QRN will be around in North America, for the start of the cont; /archives//html/Topband/2000-02/msg00172.html (6,678 bytes)
116. Topband: DX (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Tue, 29 Feb 2000 10:13:00 -0500 (EST); I worked HB2CXZ on 1840.5 LSB at 0544 UTC this morning with my QRP 100 watts, he was 59 here in Central Florida. I can't find any info on this station in QRZ or Buckmasters. Did I copy the C/S wrong?; /archives//html/Topband/2000-02/msg00208.html (6,711 bytes)
117. Topband: strange band (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Tue, 29 Feb 2000 13:25:53 -0500 (EST); Thomas KN4LF Said: It's actually chordal hop propagation, a ducting of the signal between the E and F layers. If you are on the receiving end of a transmitted signal coming in from the NW say from KL; /archives//html/Topband/2000-02/msg00210.html (7,890 bytes)
118. Topband: Topband - Near-Realtime Grayline Map of Ionospheric MUFs (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Wed, 26 Jan 2000 09:40:02 -0500 (EST); Most everyone continues to be amazed that XZ0 continues to be best into the U.S. from the SW. If you look at the grayline map at your local sunrise, you will see that the signal is following the gray; /archives//html/Topband/2000-01/msg00215.html (6,989 bytes)
119. Topband: Sunset QRN (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Fri, 28 Jan 2000 10:21:56 -0500 (EST); Thomas Giella KN4LF Plant City, Fl. kn4lf@webtv.net KN4LF HF Wire Antenna Sales Site http://kn4lf.tripod.com/index-10.html -- FAQ on WWW: http://www.contesting.com/topband.html Submissions: topband@c; /archives//html/Topband/2000-01/msg00236.html (7,064 bytes)
120. Topband: 160 Meter Propagation (score: 1): Author: kn4lf@webtv.net (Thomas Giella); Date: Fri, 28 Jan 2000 19:39:00 -0500 (EST); Thomas KN4LF Says: Same here, got my first one of the season night before last. Last season I worked 45 new countries, with all but 8 coming after February 1st. Why? Mid winter anomaly. Excessive D l; /archives//html/Topband/2000-01/msg00244.html (7,127 bytes)

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