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81. Topband: CQWW Operations (score: 1)
Author: btippett@alum.mit.edu (Bill Tippett)
Date: Mon, 21 Oct 2002 06:23:28 -0400
Next week is the CQWW SSB Contest and I am beginning to see announcements posted to the reflector. In order to be fair to everyone, I am simply forwarding these to to NG3K's Webpage called "Announced
/archives//html/Topband/2002-10/msg00099.html (6,990 bytes)

82. Topband: Full Moon Effect ?? (score: 1)
Author: RPARKES197@aol.com (by way of Bill Tippett <btippett@alum.mit.edu>)
Date: Mon, 21 Oct 2002 09:58:26 -0400
Hi All, instead of a direct effect from low radiation, etc which is disproven could the gravitational force of the moon affect the earths magnetic field and aroural regions somehow ?? it does it to t
/archives//html/Topband/2002-10/msg00102.html (6,916 bytes)

83. Topband: Use of the RCS-4 for Remote Beverages? (score: 1)
Author: aa4nu@ix.netcom.com (Billy Cox)
Date: Tue, 22 Oct 2002 23:21:37 -0500
Thought I would toss this idea out ... After many years of being 'deaf' on Top Band, I am thinking of asking for temporary use of the field behind my property again. (The owners have changed since I
/archives//html/Topband/2002-10/msg00117.html (7,939 bytes)

84. Topband: CQ Worldwide DX Contest Propagation Forecast Update #2002-29A (score: 1)
Author: btippett@alum.mit.edu (Bill Tippett)
Date: Thu, 24 Oct 2002 14:15:50 -0400
KN4LF 7 Day Medium Frequency Radio Propagation Outlook #2002-29A Update Published 2:00 PM EDT 02/10/24 For 02/10/25-02/10/27. MF Propagation outlook for CQ Worldwide DX Contest, SSB: 0000Z, Oct 26 t
/archives//html/Topband/2002-10/msg00129.html (6,782 bytes)

85. Topband: Follow-Up - RCS-4 & Beverages Project. (score: 1)
Author: aa4nu@ix.netcom.com (Billy Cox)
Date: Thu, 24 Oct 2002 18:34:12 -0500
Thanks for all the great public and private input on this idea! The RCS-4 here is an older unit, with the open frame relays, and while there is space inside the unit, the common wisdom seems to be to
/archives//html/Topband/2002-10/msg00134.html (7,627 bytes)

86. Topband: YOU NEED AN RX PORT SWITCH CIRCUIT! (score: 1)
Author: magoo@isp.on.ca (BILL MCHUGH)
Date: Mon, 28 Oct 2002 09:32:10 -0500
There have been several posts about the need for a proper RX-only antenna switching/grounding circuit. Most have dealt with lightning protection, a few with interaction between the RX port and the ra
/archives//html/Topband/2002-10/msg00148.html (8,357 bytes)

87. Topband: Source of terminator resistors for EWE's? (score: 1)
Author: n0tt1@juno.com (by way of Bill Tippett <btippett@alum.mit.edu>)
Date: Wed, 30 Oct 2002 06:03:47 -0500
Hi Eric, I used the rugged Allen Bradley "2-watt" linear taper pots for my phased EWE's....never have had a problem with burned-out pots. One can use fixed 1-watt "real" carbon resistors (not carbon
/archives//html/Topband/2002-10/msg00161.html (7,882 bytes)

88. Topband: Top Band Antenna Ideas (score: 1)
Author: k0ha@navix.net (Bill Hohnstein K&Oslash;HA)
Date: Mon, 2 Sep 2002 23:14:40 -0500
Over the weekend I took pictures of some longwave antennas used by local aeronautical beacon stations around 270 kHz. I mention them here since similar antennas are used on 160M and it may give some
/archives//html/Topband/2002-09/msg00020.html (8,149 bytes)

89. Topband: ya5t on 160m (score: 1)
Author: btippett@alum.mit.edu (Bill Tippett)
Date: Tue, 03 Sep 2002 06:09:14 -0400
Am currently active on 10-80m. Robert S53R is arriving here in 12 days. We'll then put up an inv-L for 160, and try to be as much active as possible, work permitting. 100W only, no possibility for rx
/archives//html/Topband/2002-09/msg00022.html (6,572 bytes)

90. Topband: Top Band Antenna Ideas (score: 1)
Author: k0ha@navix.net (Bill Hohnstein K&Oslash;HA)
Date: Tue, 3 Sep 2002 22:17:06 -0500
All three of the antennas had the same sort of ground system. About a are connected to that wire. While I would assume that they go out in an even spoke fashion, all three antennas had that the radi
/archives//html/Topband/2002-09/msg00027.html (8,614 bytes)

91. Topband: Vertical Ant Feedpoint -- Distance from Earth (score: 1)
Author: wpgerhold@longo-ind.com (Bill Gerhold)
Date: Mon, 16 Sep 2002 08:27:45 -0400
Larry, My 80 meter vertical feedpoint is about 2.5 feet from the actual ground (dirt). The radials leave the ground ring downwards to the dirt at a 45 degree angle. They are staked at the point they
/archives//html/Topband/2002-09/msg00133.html (7,513 bytes)

92. Topband: 2001 ARRL DXCC Yearbook - 160 Results (score: 1)
Author: btippett@alum.mit.edu (Bill Tippett)
Date: Fri, 20 Sep 2002 16:55:26 -0400
Official ARRL results for the year ending September 30, 2001 are available at: http://www.arrl.org/awards/dxcc/listings/2001-annual-list.pdf. ...160 listings are on pages 56-58. This is the same data
/archives//html/Topband/2002-09/msg00149.html (6,645 bytes)

93. Topband: Buried radials (score: 1)
Author: wpgerhold@longo-ind.com (Bill Gerhold)
Date: Tue, 24 Sep 2002 10:12:18 -0400
So from ur msg, can we assume that the only reason radials are buried is for safety? I have radials on the surface only because it would be too difficult to bury them and the area they are in does no
/archives//html/Topband/2002-09/msg00173.html (7,096 bytes)

94. Topband: Inverted Ground Plane (score: 1)
Author: wpgerhold@longo-ind.com (Bill Gerhold)
Date: Wed, 25 Sep 2002 08:47:29 -0400
Just remember, if you run radials at a 45 degree angle from the base of the vertical, it will effectively shorten the electrical length of the vertical by the same amount of elevation. That is, if th
/archives//html/Topband/2002-09/msg00180.html (7,574 bytes)

95. Topband: Inverted Ground Plane (score: 1)
Author: k3ky@erols.com (by way of Bill Tippett <btippett@alum.mit.edu>)
Date: Wed, 25 Sep 2002 13:57:27 -0400
Hi, JayThis sounds like a variant of the 30-30, popular on 40 meters in the early part of the 20th century. They ran a wire 30 feet vertically and then another 30 feet horizontally, and fed it agains
/archives//html/Topband/2002-09/msg00181.html (9,839 bytes)

96. Topband: Bi-directional prop (score: 1)
Author: K3BU@aol.com (by way of Bill Tippett <btippett@alum.mit.edu>)
Date: Thu, 26 Sep 2002 21:41:32 -0400
stronger than what I am hearing on my end. My noise floor is near S0 when the local power lines are not arching over. Path to Panama were consistant with the reciprocity principle. Polar paths were m
/archives//html/Topband/2002-09/msg00192.html (8,727 bytes)

97. Topband: Radials around house (score: 1)
Author: wpgerhold@longo-ind.com (Bill Gerhold)
Date: Fri, 27 Sep 2002 16:26:03 -0400
Lot's of us have the same problem. I ran the radials around the perimeter of my house. Try not to bend them at 90 degrees as u approach the house but curve them somewhat gently. One neat trick I used
/archives//html/Topband/2002-09/msg00199.html (8,034 bytes)

98. Topband: Radials around house (score: 1)
Author: kb9cry@attbi.com (by way of Bill Tippett <btippett@alum.mit.edu>)
Date: Fri, 27 Sep 2002 18:18:56 -0400
Just go around and/or end them at the house. I also shunt fed my tower which is about 70 ft from the house and that's what I'll do. I'll just end them there. I followed Jeff Briggs, K1ZM's design and
/archives//html/Topband/2002-09/msg00201.html (7,539 bytes)

99. Topband: Topband DXing in Summertime from Ethiopia (score: 1)
Author: btippett@alum.mit.edu (Bill Tippett)
Date: Sun, 29 Sep 2002 16:07:50 -0400
There's a very nice article by Paul ET3PMW about his recent 160 activity at: http://www.eham.net/articles/3846 73, Bill W4ZV
/archives//html/Topband/2002-09/msg00220.html (6,643 bytes)

100. Topband: Collins R390 and 75A4 on 160m (score: 1)
Author: btippett@alum.mit.edu (Bill Tippett)
Date: Sat, 03 Aug 2002 07:06:08 +0100
The referenced page from Sherwood Engineering has comparisons of several vintage receivers including the R390 but unfortunately not the 75A4. Since the R390 was a military receiver and the 75A4 was s
/archives//html/Topband/2002-08/msg00014.html (8,635 bytes)


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